======================== unified (from filesystem) ========================
                                         'bitrate'  '197.63'
                                        'duration'  '64'
                                          'artist'  'The Residents'
                                     'text_people'  ''
                                         'release'  'The Commercial Album'
                                           'title'  'The Nameless Souls'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-UNU-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']"
                                     'discogstags'  "['electronic', 'rock', 'avantgarde', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '50'
                                            'date'  '1990'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-oddness-calmer'
                                             'bpm'  '144.5'
                                             'key'  '12B'
                                        'acoustid'  '4815630f-8056-40c7-860c-428598624b06'
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Commercial Album'
'TBPM' (BPM (beats per minute))                     '144.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-oddness-calmer'
'TDOR' (Original release time)                      '1980'
'TDRC' (Recording time)                             '1990'
'TIT2' (Title/songname/content description)         'The Nameless Souls'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'The Residents'
'TPE2' (Band/orchestra/accompaniment)               'The Residents'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Torso'
'TRCK' (Track number/Position in set)               '14/50'
'TSO2'                                              'Residents, The'
'TSOP' (Performer sort order)                       'Residents, The'
'TXXX:ASIN'                                         'B000000PMA'
'TXXX:Acoustid Id'                                  '4815630f-8056-40c7-860c-428598624b06'
'TXXX:CATALOGNUMBER'                                'TORSO CD 413'
'TXXX:MusicBrainz Album Artist Id'                  '8c9b336e-acc8-4e20-9195-6ed0634da9fc'
'TXXX:MusicBrainz Album Id'                         'e99090ef-690a-3dac-80c3-a6b0a1d5315a'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'bootleg'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '8c9b336e-acc8-4e20-9195-6ed0634da9fc'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'rock', 'avantgarde', 'experimental']
'TXXX:lastfmtags'                                   ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.27 dB'
'TXXX:replaygain_track_peak'                        '0.612248'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0026145e-ccfe-4e24-b820-bd1cdc47f78f')

========================== row from database ==========================
                                              'id'  1456139
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/The Residents/The Commercial Album/the residents - 14 - the nameless souls.mp3
                                         'working'  None
                                         'bitrate'  197
                                    'duration_sec'  64
                                           'genre'  electronic-experimental-oddness-calmer
                                        'filesize'  1590104
                                           'mtime'  1636902844
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm the residents 14 the nameless souls electronic experimental oddness calmer
                                      'tag_artist'  The Residents
                                     'tag_release'  The Commercial Album
                                       'tag_title'  The Nameless Souls
                                             'bpm'  144.5
                                    'search_title'  'nameless':2 'souls':3 'the':1
                                   'search_artist'  'residents':2 'the':1
                                  'search_release'  'album':3 'commercial':2 'the':1
                                     'search_rest'  'calmer':8 'electronic':5 'experimental':6 'nameless':3 'oddness':7 'residents':2 'souls':4 'the':1
                                    'search_combo'  'album':8C 'calmer':16 'commercial':7C 'electronic':13 'experimental':14 'nameless':2A,11 'oddness':15 'residents':5B,10 'souls':3A,12 'the':1A,4B,6C,9
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'post punk', 'avant garde', 'avantgarde', 'experimental']
                                        'tag_date'  1990
                                     'discogstags'  ['electronic', 'rock', 'avantgarde', 'experimental']

============================== file details ==============================
                                           'mtime'  1636902843.5044107  (2021-11-14 16:14:03)
                             'size'  1590104