======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '431'
                                          'artist'  'Maybe Mental'
                                     'text_people'  ''
                                         'release'  'Insane Music For Insane People Vol. 6'
                                           'title'  'Quiet'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-4', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['dark ambient/post industrial/industrial/experimental/ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '16'
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic'
                                             'bpm'  '117.8'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Insane Music For Insane People Vol. 6'
'TBPM' (BPM (beats per minute))                     '117.8'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic'
'TDOR' (Original release time)                      '1984'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Quiet'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'Cassette'
'TPE1' (Lead performer(s)/Soloist(s))               'Maybe Mental'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Insane Music'
'TRCK' (Track number/Position in set)               '7/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Maybe Mental'
'TXXX:ARTISTS'                                      'Maybe Mental'
'TXXX:CATALOGNUMBER'                                'INS 06'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '8e32d271-a291-41df-bd87-d357c8218dc5'
'TXXX:MusicBrainz Album Release Country'            'BE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'a41d70b5-5ea5-407f-bba0-ffd38e3d02a3'
'TXXX:MusicBrainz Release Group Id'                 '106c1a19-f4ca-4616-864f-7be43059101a'
'TXXX:MusicBrainz Release Track Id'                 '6dc18d0e-fdcb-44c0-95a2-7ba9c053a7fe'
'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:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   'dark ambient/post industrial/industrial/experimental/ambient'
'TXXX:originalyear'                                 '1984'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-2.28 dB'
'TXXX:replaygain_track_peak'                        '0.651966'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'5691a3eb-d5d7-4e02-9ff4-eaa356ca3396')

========================== row from database ==========================
                                              'id'  1366941
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Maybe Mental - 1984 insane music for insane people vol.6/A07 Maybe Mental - Quiet.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  431
                                           'genre'  electronic
                                        'filesize'  17341748
                                           'mtime'  1636912575
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1984 insane music for insane people vol.6 A07 electronic
                                      'tag_artist'  Maybe Mental
                                     'tag_release'  Insane Music For Insane People Vol. 6
                                       'tag_title'  Quiet
                                             'bpm'  117.8
                                    'search_title'  'quiet':1
                                   'search_artist'  'maybe':1 'mental':2
                                  'search_release'  '6':7 'for':3 'insane':1 'music':2 'people':4 'vol':5,6
                                     'search_rest'  '1984':1 '6':7 'a07':9 'electronic':10 'for':4 'insane':2 'music':3 'people':5 'vol':6 'vol6':8
                                    'search_combo'  '1984':11 '6':10C,17 'a07':19 'electronic':20 'for':6C,14 'insane':4C,12 'maybe':2B 'mental':3B 'music':5C,13 'people':7C,15 'quiet':1A 'vol':8C,9C,16 'vol6':18
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-JZFKS-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dark ambient/post industrial/industrial/experimental/ambient']
                                        'tag_date'  1984
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912574.5956693  (2021-11-14 18:56:14)
                             'size'  17341748