======================== unified (from filesystem) ========================
                                         'bitrate'  '254.829'
                                        'duration'  '233'
                                          'artist'  'Freezepop'
                                     'text_people'  ''
                                         'release'  'Forever'
                                           'title'  'Harebrained Scheme'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-4', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', "
 "'Q-HHRNBTT-1', 'Q-OLDST-4', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-1', "
 "'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', "
 "'q-vocals-3']")
                                      'lastfmtags'  "['electronica', 'trance', 'techno', 'post rock', 'pop']"
                                     'discogstags'  "['electronic', 'synth-pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '13'
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  ('electronic-we-electropop or '
 'synthpop;set-pl-sced;electronic-we-electro-electroclash')
                                             'bpm'  '141.809'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 000005C8 0000074B 00001E95'
'COMM:iTunNORM:eng'                                 (' 000005C8 0000074B 00001E95 00002348 00030581 0003056A 00008000 00008000 '
 '0002E097 0000C199')
'TALB' (Album/Movie/Show title)                     'Forever'
'TBPM' (BPM (beats per minute))                     '141.809'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electropop or synthpop',
 'set-pl-sced',
 'electronic-we-electro-electroclash']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Harebrained Scheme'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Freezepop'
'TPE2' (Band/orchestra/accompaniment)               'Freezepop'
'TRCK' (Track number/Position in set)               '1/13'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'synth-pop']
'TXXX:lastfmtags'                                   ['electronica', 'trance', 'techno', 'post rock', 'pop']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.35 dB'
'TXXX:replaygain_track_peak'                        '0.451222'

========================== row from database ==========================
                                              'id'  1361804
                                            'path'  /data/Music/Bulk/00poprockelectronic/Freezepop/[2000] Forever/01 Harebrained Scheme.mp3
                                         'working'  None
                                         'bitrate'  254
                                    'duration_sec'  233
                                           'genre'  electronic-we-electropop or synthpop;set-pl-sced;electronic-we-electro-electroclash
                                        'filesize'  7481807
                                           'mtime'  1639842978
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2000] 01 electronic we electropop synthpop;set pl sced;electronic we electro electroclash
                                      'tag_artist'  Freezepop
                                     'tag_release'  Forever
                                       'tag_title'  Harebrained Scheme
                                             'bpm'  141.809
                                    'search_title'  'harebrained':1 'scheme':2
                                   'search_artist'  'freezepop':1
                                  'search_release'  'forever':1
                                     'search_rest'  '00poprockelectronic':1 '2000':2,3 'electro':16 'electroclash':17 'electronic':4,13,15 'electropop':6 'pl':11 'sced':12,14 'set':8,10 'synthpop':7,9 'we':5
                                    'search_combo'  '00poprockelectronic':5 '2000':6,7 'electro':20 'electroclash':21 'electronic':8,17,19 'electropop':10 'forever':4C 'freezepop':3B 'harebrained':1A 'pl':15 'sced':16,18 'scheme':2A 'set':12,14 'synthpop':11,13 'we':9
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-4', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-4', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['electronica', 'trance', 'techno', 'post rock', 'pop']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic', 'synth-pop']

============================== file details ==============================
                                           'mtime'  1639842977.9306197  (2021-12-18 16:56:17)
                             'size'  7481807