======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '287'
                                          'artist'  'The Police'
                                     'text_people'  ''
                                         'release'  'Greatest Hits'
                                           'title'  'So Lonely'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'new wave', 'classic rock', 'pop', 'rock']"
                                     'discogstags'  "['rock', 'pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '16'
                                            'date'  '1998'
                                        'comments'  ''
                                           'genre'  'rock-pop'
                                             'bpm'  '155'
                                             'key'  '8B'
                                        'acoustid'  '2369c9c0-bb29-4f7e-8799-1a0bf462e804'
rest: ''

======================== rawer (from filesystem) ========================

'TALB' (Album/Movie/Show title)                     'Greatest Hits'
'TBPM' (BPM (beats per minute))                     '155'
'TCON' (Content type, a.k.a. Genre)                 'rock-pop'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1998'
'TIT2' (Title/songname/content description)         'So Lonely'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Police'
'TPE2' (Band/orchestra/accompaniment)               'The Police'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'A&M Records'
'TRCK' (Track number/Position in set)               '3/16'
'TSO2'                                              'Police, The'
'TSOP' (Performer sort order)                       'Police, The'
'TSRC' (ISRC (international standard recording code))  'GBAAM0201085/GBAAM7800002'
'TXXX:Acoustid Id'                                  '2369c9c0-bb29-4f7e-8799-1a0bf462e804'
'TXXX:Artists'                                      'The Police'
'TXXX:BARCODE'                                      '731454003025'
'TXXX:CATALOGNUMBER'                                '540 030-2'
'TXXX:MusicBrainz Album Artist Id'                  '9e0e2b01-41db-4008-bd8b-988977d6019a'
'TXXX:MusicBrainz Album Id'                         'e2668066-93ca-4680-86a9-b645a2d63ae4'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '9e0e2b01-41db-4008-bd8b-988977d6019a'
'TXXX:MusicBrainz Release Group Id'                 '5a614d6e-274a-3cc8-8e03-65cdd86b964f'
'TXXX:MusicBrainz Release Track Id'                 'e1ad9a94-982f-4610-aaa3-b3f92b23073b'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'pop', 'pop rock']
'TXXX:lastfmtags'                                   ['80s', 'new wave', 'classic rock', 'pop', 'rock']
'TXXX:originalyear'                                 '1992'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.30 dB'
'TXXX:replaygain_track_peak'                        '0.748340'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8d8e61ca-92b8-4244-9d4f-c8fc4782e3a5')
'USLT::XXX'                                         ('Well, someone told me yesterday\r\n'
 'That when you throw your love away\r\n'
 "You act as if you just don't care\r\n"
 "You look as if you're going somewhere\r\n"
 '\r\n'
 "But I just can't convince myself\r\n"
 "I couldn't live with no one else\r\n"
 'And I can only play that part\r\n'
 'And sit and nurse my broken heart\r\n'
 '\r\n'
 'So lonely, so lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely\r\n'
 '\r\n'
 "Now, no one's knocked upon my door\r\n"
 'For a thousand years or more\r\n'
 'All made up and nowhere to go\r\n'
 'Welcome to this one-man show\r\n'
 '\r\n'
 "Just take a seat, they're always free\r\n"
 'No surprise, no mystery\r\n'
 'In this theatre that I call my soul\r\n'
 'I always play the starring role\r\n'
 '\r\n'
 'So lonely, so lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely\r\n'
 '\r\n'
 'So lonely, so lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 '\r\n'
 'I feel lonely, oh so lonely\r\n'
 'I feel so alone\r\n'
 'I feel low\r\n'
 'I feel so, feel so low\r\n'
 'I feel low, low\r\n'
 'I feel low, low, low\r\n'
 'I feel low, low, low\r\n'
 'I feel low, low, low\r\n'
 'I feel low, low, low\r\n'
 'I feel low, low, low\r\n'
 'Low, I feel low\r\n'
 'I feel low\r\n'
 'I feel low\r\n'
 'I feel so lonely\r\n'
 'I feel so lonely\r\n'
 'I feel so lonely, lonely, lonely, lone\r\n'
 'Lonely, lone\r\n'
 'I feel so alone, yeah\r\n'
 '\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely\r\n'
 'So lonely, so lonely, so lonely')

========================== row from database ==========================
                                              'id'  1325113
                                            'path'  /data/Music/Bulk/00poprockelectronic/The Police/03 - SO LONELY.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  287
                                           'genre'  rock-pop
                                        'filesize'  11539670
                                           'mtime'  1678463935
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 03 SO LONELY rock pop
                                      'tag_artist'  The Police
                                     'tag_release'  Greatest Hits
                                       'tag_title'  So Lonely
                                             'bpm'  155.0
                                    'search_title'  'lonely':2 'so':1
                                   'search_artist'  'police':2 'the':1
                                  'search_release'  'greatest':1 'hits':2
                                     'search_rest'  '00poprockelectronic':1 'lonely':3 'pop':5 'rock':4 'so':2
                                    'search_combo'  '00poprockelectronic':7 'greatest':5C 'hits':6C 'lonely':2A,9 'police':4B 'pop':11 'rock':10 'so':1A,8 'the':3B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-4', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']
                                      'lastfmtags'  ['80s', 'new wave', 'classic rock', 'pop', 'rock']
                                        'tag_date'  1998
                                     'discogstags'  ['rock', 'pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1678463934.5430126  (2023-03-10 16:58:54)
                             'size'  11539670