======================== unified (from filesystem) ========================
                                         'bitrate'  '186.673'
                                        'duration'  '298'
                                          'artist'  'Throbbing Gristle'
                                     'text_people'  ''
                                         'release'  '20 Jazz Funk Greats'
                                           'title'  'Still Walking'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['noise', 'industrial', 'electronic', 'experimental', 'old school industrial']"
                                     'discogstags'  "['electronic', 'abstract', 'industrial', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '11'
                                            'date'  '1981'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '88.8'
                                             'key'  '3A'
                                        'acoustid'  '6a824578-35e4-4687-a6a5-6fdf28eefc96'
rest: ''

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

'TALB' (Album/Movie/Show title)                     '20 Jazz Funk Greats'
'TBPM' (BPM (beats per minute))                     '88.8'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDOR' (Original release time)                      '1979'
'TDRC' (Recording time)                             '1981'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['bass guitar, synthesizer, vibraphone and violin', 'Genesis P-Orridge'], ['drum machine, sampler and synthesizer', 'Chris Carter'], ['vocal', 'Cosey Fanni Tutti'], ['vocal', 'Chris Carter'], ['vocal', 'Peter Christopherson'], ['vocal', 'Genesis P-Orridge'], ['cornet, other instruments and vibraphone', 'Peter Christopherson'], ['cornet, guitars and synthesizer', 'Cosey Fanni Tutti']])
'TIT2' (Title/songname/content description)         'Still Walking'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Throbbing Gristle'
'TPE2' (Band/orchestra/accompaniment)               'Throbbing Gristle'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Expanded Music'
'TRCK' (Track number/Position in set)               '3/11'
'TSO2'                                              'Throbbing Gristle'
'TSOP' (Performer sort order)                       'Throbbing Gristle'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf54.20.4'
'TXXX:Acoustid Id'                                  '6a824578-35e4-4687-a6a5-6fdf28eefc96'
'TXXX:CATALOGNUMBER'                                'EX03'
'TXXX:MusicBrainz Album Artist Id'                  'e135d690-9c53-4333-8f11-98aec8c9f434'
'TXXX:MusicBrainz Album Id'                         'b7b0e5f3-f55a-393f-9cc4-bd8700d090cd'
'TXXX:MusicBrainz Album Release Country'            'IT'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'e135d690-9c53-4333-8f11-98aec8c9f434'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'abstract', 'industrial', 'experimental']
'TXXX:lastfmtags'                                   ['noise', 'industrial', 'electronic', 'experimental', 'old school industrial']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.36 dB'
'TXXX:replaygain_track_peak'                        '0.929343'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'f71251b8-6079-4d01-86ce-f70c12aa4ef5')

========================== row from database ==========================
                                              'id'  651084
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/1979 - Throbbing Gristle - 20 Jazz Funk Greats (Industrial) [AIF／WAV]/03 Still Walking.aif.mp3
                                         'working'  None
                                         'bitrate'  186
                                    'duration_sec'  298
                                           'genre'  electronic-experimental
                                        'filesize'  6969553
                                           'mtime'  1636916776
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 1979 (Industrial) [AIF／WAV] 03 Walking.aif electronic experimental
                                      'tag_artist'  Throbbing Gristle
                                     'tag_release'  20 Jazz Funk Greats
                                       'tag_title'  Still Walking
                                             'bpm'  88.8
                                    'search_title'  'still':1 'walking':2
                                   'search_artist'  'gristle':2 'throbbing':1
                                  'search_release'  '20':1 'funk':3 'greats':4 'jazz':2
                                     'search_rest'  '1979':1 'aif':4,6,8,12 'aifwav':10 'electronic':14 'experimental':15 'industrial':2,3 'walking':11 'walkingaif':13 'wav':5,7,9
                                    'search_combo'  '1979':9 '20':5C 'aif':12,14,16,20 'aifwav':18 'electronic':22 'experimental':23 'funk':7C 'greats':8C 'gristle':4B 'industrial':10,11 'jazz':6C 'still':1A 'throbbing':3B 'walking':2A,19 'walkingaif':21 'wav':13,15,17
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['noise', 'industrial', 'electronic', 'experimental', 'old school industrial']
                                        'tag_date'  1981
                                     'discogstags'  ['electronic', 'abstract', 'industrial', 'experimental']

============================== file details ==============================
                                           'mtime'  1636916775.98661  (2021-11-14 20:06:15)
                             'size'  6969553