======================== unified (from filesystem) ========================
                                         'bitrate'  '118.449'
                                        'duration'  '176'
                                          'artist'  'Arling & Cameron'
                                     'text_people'  ''
                                         'release'  'Sound Shopping'
                                           'title'  'Bimi Mix'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['lounge', 'downtempo', 'electronica', 'electronic', 'dutch']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic;set-pl-sced'
                                             'bpm'  '109.5'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:iTunNORM:eng'                                 (' 00000E2E 00000E4F 00005D5E 00005E1F 00024399 00024399 00008000 00008000 '
 '00024399 00024399')
'TALB' (Album/Movie/Show title)                     'Sound Shopping'
'TBPM' (BPM (beats per minute))                     '109.5'
'TCON' (Content type, a.k.a. Genre)                 ['electronic', 'set-pl-sced']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Bimi Mix'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Arling & Cameron'
'TPE2' (Band/orchestra/accompaniment)               'Arling & Cameron'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['lounge', 'downtempo', 'electronica', 'electronic', 'dutch']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.385469'

========================== row from database ==========================
                                              'id'  1373222
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/Arling & Cameron/[2001] Sound Shopping/05 Bimi Mix.mp3
                                         'working'  None
                                         'bitrate'  118
                                    'duration_sec'  176
                                           'genre'  electronic;set-pl-sced
                                        'filesize'  2629078
                                           'mtime'  1636913060
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer [2001] 05 electronic;set pl sced
                                      'tag_artist'  Arling & Cameron
                                     'tag_release'  Sound Shopping
                                       'tag_title'  Bimi Mix
                                             'bpm'  109.5
                                    'search_title'  'bimi':1 'mix':2
                                   'search_artist'  'arling':1 'cameron':2
                                  'search_release'  'shopping':2 'sound':1
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 '2001':3,4 'electronic':5,7 'pl':9 'sced':10 'set':6,8
                                    'search_combo'  '00calmer':8 '00poprockelectronic':7 '2001':9,10 'arling':3B 'bimi':1A 'cameron':4B 'electronic':11,13 'mix':2A 'pl':15 'sced':16 'set':12,14 'shopping':6C 'sound':5C
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['lounge', 'downtempo', 'electronica', 'electronic', 'dutch']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636913060.1334527  (2021-11-14 19:04:20)
                             'size'  2629078