======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '244'
                                          'artist'  'Twilight Circus Dub Sound System'
                                     'text_people'  ''
                                         'release'  'Dub Plates, Volume 3'
                                           'title'  'Mad Groove'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dub', 'electronic', 'electro dub', 'dub u']"
                                     'discogstags'  "['dub']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '11'
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-modern'
                                             'bpm'  '129.979'
                                             'key'  '10A'
                                        'acoustid'  '952f09e2-5464-4612-9b73-f88f22ca0b17'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Dub Plates, Volume 3'
'TBPM' (BPM (beats per minute))                     '129.979'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-modern'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Mad Groove'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Twilight Circus Dub Sound System'
'TPE2' (Band/orchestra/accompaniment)               'Twilight Circus Dub Sound System'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '4/11'
'TSO2'                                              'Twilight Circus Dub Sound System'
'TSOP' (Performer sort order)                       'Twilight Circus Dub Sound System'
'TXXX:Acoustid Id'                                  '952f09e2-5464-4612-9b73-f88f22ca0b17'
'TXXX:Artists'                                      'Twilight Circus Dub Sound System'
'TXXX:MusicBrainz Album Artist Id'                  'f8056dd7-57a4-4c6b-ad4e-f94293ac2e1d'
'TXXX:MusicBrainz Album Id'                         '5163c695-4dce-4f97-87f3-5924058d2281'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'f8056dd7-57a4-4c6b-ad4e-f94293ac2e1d'
'TXXX:MusicBrainz Release Group Id'                 '98075001-820c-308c-b44a-3a2f60f02cbb'
'TXXX:MusicBrainz Release Track Id'                 '88ffcf2c-5c00-3c0d-badd-fabb69bacdd9'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'dub'
'TXXX:lastfmtags'                                   ['reggae', 'dub', 'electronic', 'electro dub', 'dub u']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.17 dB'
'TXXX:replaygain_track_peak'                        '0.512321'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'790273eb-0ed6-4bed-9c9e-bab4ee185ead')

========================== row from database ==========================
                                              'id'  1375848
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/twilight circus/dub plates vol. 3/Twilight Circus - dub plates vol 3 - 04 - mad groove.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  244
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-modern
                                        'filesize'  5916287
                                           'mtime'  1620522695
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub twilight circus dub plates vol. dub plates vol 04 mad groove loc style reggae or dub or ska or dancehall dub modern
                                      'tag_artist'  Twilight Circus Dub Sound System
                                     'tag_release'  Dub Plates, Volume 3
                                       'tag_title'  Mad Groove
                                             'bpm'  129.979
                                    'search_title'  'groove':2 'mad':1
                                   'search_artist'  'circus':2 'dub':3 'sound':4 'system':5 'twilight':1
                                  'search_release'  '3':5 'dub':1 'plates':2,3 'volume':4
                                     'search_rest'  '00reggae':1 'circus':4 'dancehall':15 'dub':2 'groove':9 'loc':10 'mad':8 'modern':16 'or':13 'plates':5 'reggae':12 'ska':14 'style':11 'twilight':3 'vol':6,7
                                    'search_combo'  '00reggae':13 '3':12C 'circus':4B,16 'dancehall':27 'dub':5B,8C,14 'groove':2A,21 'loc':22 'mad':1A,20 'modern':28 'or':25 'plates':9C,10C,17 'reggae':24 'ska':26 'sound':6B 'style':23 'system':7B 'twilight':3B,15 'vol':18,19 'volume':11C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dub', 'electronic', 'electro dub', 'dub u']
                                        'tag_date'  2002
                                     'discogstags'  ['dub']

============================== file details ==============================
                                           'mtime'  1620522694.6030169  (2021-05-09 03:11:34)
                             'size'  5916287