======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '296'
                                          'artist'  'Tool'
                                     'text_people'  ''
                                         'release'  'Undertow'
                                           'title'  'Prison Sex'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['metal', 'progressive rock', 'progressive metal', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '69'
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;eid-metal-progressive;rock-cppex'
                                             'bpm'  '145.790'
                                             'key'  '10A'
                                        'acoustid'  '780515be-b4c6-4a53-9a09-4b61d4c3dd07'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Undertow'
'TBPM' (BPM (beats per minute))                     '145.790'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'eid-metal-progressive', 'rock-cppex']
'TDOR' (Original release time)                      '1993'
'TDRC' (Recording time)                             '1999-07-01'
'TIT2' (Title/songname/content description)         'Prison Sex'
'TKEY' (Initial key)                                '10A'
'TLEN' (Length)                                     '296437'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Tool'
'TPE2' (Band/orchestra/accompaniment)               'Tool'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Volcano Records'
'TRCK' (Track number/Position in set)               '2/69'
'TSO2'                                              'Tool'
'TSOP' (Performer sort order)                       'Tool'
'TXXX:Acoustid Id'                                  '780515be-b4c6-4a53-9a09-4b61d4c3dd07'
'TXXX:BARCODE'                                      '614223301020'
'TXXX:CATALOGNUMBER'                                '61422-33010-2'
'TXXX:MusicBrainz Album Artist Id'                  '66fc5bf8-daa4-4241-b378-9bc9077939d2'
'TXXX:MusicBrainz Album Id'                         'f5ed1f78-1d1f-49e3-b4eb-db3e8a349713'
'TXXX:MusicBrainz Album Release Country'            'CA'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '66fc5bf8-daa4-4241-b378-9bc9077939d2'
'TXXX:Q-HAP'                                        '1'
'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'
'TXXX:lastfmtags'                                   ['metal', 'progressive rock', 'progressive metal', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.97 dB'
'TXXX:replaygain_track_peak'                        '0.737361'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ce89d9d2-a5e8-46cc-8c61-7d84eb6569bb')

========================== row from database ==========================
                                              'id'  1356028
                                            'path'  /data/Music/Bulk/00poprockelectronic/Tool/Undertow/Tool - Prison Sex - 02.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  296
                                           'genre'  rock-cppex-progressive;eid-metal-progressive;rock-cppex
                                        'filesize'  4745088
                                           'mtime'  1636038792
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 02 rock cppex progressive;eid metal progressive;rock cppex
                                      'tag_artist'  Tool
                                     'tag_release'  Undertow
                                       'tag_title'  Prison Sex
                                             'bpm'  145.79
                                    'search_title'  'prison':1 'sex':2
                                   'search_artist'  'tool':1
                                  'search_release'  'undertow':1
                                     'search_rest'  '00poprockelectronic':1 'cppex':3 'eid':5,7 'metal':8 'progressive':4,6,9,11 'rock':2,10,12
                                    'search_combo'  '00poprockelectronic':5 'cppex':7 'eid':9,11 'metal':12 'prison':1A 'progressive':8,10,13,15 'rock':6,14,16 'sex':2A 'tool':3B 'undertow':4C
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['metal', 'progressive rock', 'progressive metal', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1636038792.4066837  (2021-11-04 16:13:12)
                             'size'  4745088