======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '283'
                                          'artist'  'Zeigeist'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Tar Heart'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['swedish', 'electropop', 'electronic', 'electro', 'synthpop']"
                                     'discogstags'  "['electronic', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '6'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '114.9'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 0000077E 000006CE 00003464 000027F2 0002E65E 0002E65E 00008000 00007C98 '
 '00029827 00038287')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000B10 0000000000BE6CE0 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '3903CF04+73335+4+150+21374+41970+57688'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '1'
'TBPM' (BPM (beats per minute))                     '114.9'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Tar Heart'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Zeigeist'
'TPE2' (Band/orchestra/accompaniment)               'Zeigeist'
'TRCK' (Track number/Position in set)               '1/6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:TOTALDISCS'                                   '1'
'TXXX:discogstags'                                  ['electronic', 'synth-pop']
'TXXX:lastfmtags'                                   ['swedish', 'electropop', 'electronic', 'electro', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.04 dB'
'TXXX:replaygain_track_peak'                        '0.561659'

========================== row from database ==========================
                                              'id'  1347882
                                            'path'  /data/Music/Bulk/00poprockelectronic/Zeigeist/[2006] Zeigeist EP/01 Tar Heart.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  283
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  6822650
                                           'mtime'  1647348573
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2006] EP 01 electronic we electropop or synthpop
                                      'tag_artist'  Zeigeist
                                     'tag_release'  None
                                       'tag_title'  Tar Heart
                                             'bpm'  114.9
                                    'search_title'  'heart':2 'tar':1
                                   'search_artist'  'zeigeist':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '2006':2,3 'electronic':5 'electropop':7 'ep':4 'or':8 'synthpop':9 'we':6
                                    'search_combo'  '00poprockelectronic':4 '2006':5,6 'electronic':8 'electropop':10 'ep':7 'heart':2A 'or':11 'synthpop':12 'tar':1A 'we':9 'zeigeist':3B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['swedish', 'electropop', 'electronic', 'electro', 'synthpop']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1647348573.4967332  (2022-03-15 13:49:33)
                             'size'  6822650