======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '142'
                                          'artist'  'Barbi & The Kens'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Pay My Bills (O, 1980)'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', "
 "'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['new wave']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '26'
                                      'tracktotal'  '28'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-pl-spelling'
                                             'bpm'  '146.000'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            '0'
'COMM:iTunNORM:eng'                                 (' 00000600 00000353 0000276C 0000174B 0000668D 00006A53 000067B5 00005DEA '
 '000081CB 00002EA1')
'COMM:iTunPGAP:eng'                                 '0'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000009C0 00000000005FEE30 00000000 003427D7 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '9D12381C+350018+28+150+10477+21142+32084+46665+56035+75645+86400+96804+108155+119906+130702+139574+150364+161909+176088+200880+211737+222294+233094+245236+255683+266257+277153+295834+310083+320775+336380'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '26'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'set-pl-spelling'
'TENC' (Encoded by)                                 'iTunes 8.0.2'
'TIT2' (Title/songname/content description)         'Pay My Bills (O, 1980)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Barbi & The Kens'
'TRCK' (Track number/Position in set)               '26/28'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'new wave'
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.33 dB'
'TXXX:replaygain_track_peak'                        '0.661711'

========================== row from database ==========================
                                              'id'  767502
                                            'path'  /data/Music/Bulk/0playlists/0novelty themes/spelling/Barbi & The Kens - Pay My Bills (O, 1980).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  142
                                           'genre'  set-pl-spelling
                                        'filesize'  3425215
                                           'mtime'  1620356289
                                   'redo_metaread'  0
                                        'rest_str'   0playlists 0novelty themes spelling set pl spelling
                                      'tag_artist'  Barbi & The Kens
                                     'tag_release'  None
                                       'tag_title'  Pay My Bills (O, 1980)
                                             'bpm'  146.0
                                    'search_title'  '1980':6,7 'bills':3 'my':2 'o':4,5 'pay':1
                                   'search_artist'  'barbi':1 'kens':3 'the':2
                                  'search_release'  
                                     'search_rest'  '0novelty':2 '0playlists':1 'pl':6 'set':5 'spelling':4 'themes':3
                                    'search_combo'  '0novelty':12 '0playlists':11 '1980':6A,7A 'barbi':8B 'bills':3A 'kens':10B 'my':2A 'o':4A,5A 'pay':1A 'pl':16 'set':15 'spelling':14 'the':9B 'themes':13
                                    'tag_tracknum'  26
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['new wave']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620356289.3913202  (2021-05-07 04:58:09)
                             'size'  3425215