======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '184'
                                          'artist'  'Neil Innes'
                                     'text_people'  ''
                                         'release'  'Re-Cycled Vinyl Blues'
                                           'title'  'This Love of Yours'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-OLDST-3', "
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                                      'lastfmtags'  "['need to rate', 'comedy', 'humor', 'british', 'singer songwriter']"
                                     'discogstags'  "['rock', 'brit pop', 'pop rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  '18'
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'ifs-songwriter;entertaining-eccentric'
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                                             'key'  '8A'
                                        'acoustid'  '4d8d7c82-aedc-473a-8bca-e776ab6fa83c'
rest: ''

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

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'TBPM' (BPM (beats per minute))                     '92.349'
'TCON' (Content type, a.k.a. Genre)                 ['ifs-songwriter', 'entertaining-eccentric']
'TDOR' (Original release time)                      '1995'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'This Love of Yours'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Neil Innes'
'TPE2' (Band/orchestra/accompaniment)               'Neil Innes'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '15/18'
'TSO2'                                              'Innes, Neil'
'TSOP' (Performer sort order)                       'Innes, Neil'
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'TXXX:Acoustid Id'                                  '4d8d7c82-aedc-473a-8bca-e776ab6fa83c'
'TXXX:MusicBrainz Album Artist Id'                  '888b9014-96eb-4794-8e7c-04385ff923ae'
'TXXX:MusicBrainz Album Id'                         '8ab520b6-97e2-4582-acfc-f0af10f78ed8'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '888b9014-96eb-4794-8e7c-04385ff923ae'
'TXXX:Q-HAP'                                        '3'
'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'                                  ['rock', 'brit pop', 'pop rock']
'TXXX:lastfmtags'                                   ['need to rate', 'comedy', 'humor', 'british', 'singer songwriter']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+1.07 dB'
'TXXX:replaygain_track_peak'                        '0.905242'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'14e7fa8d-6297-439e-8268-9421c744ff3b')

========================== row from database ==========================
                                              'id'  246129
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/0incharacter/Neil Innes/10 this love of ours.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  184
                                           'genre'  ifs-songwriter;entertaining-eccentric
                                        'filesize'  5906312
                                           'mtime'  1620527170
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 0incharacter 10 this love ifs songwriter;entertaining eccentric
                                      'tag_artist'  Neil Innes
                                     'tag_release'  Re-Cycled Vinyl Blues
                                       'tag_title'  This Love of Yours
                                             'bpm'  92.349
                                    'search_title'  'love':2 'of':3 'this':1 'yours':4
                                   'search_artist'  'innes':2 'neil':1
                                  'search_release'  'blues':5 'cycled':2 're':1 'recycled':3 'vinyl':4
                                     'search_rest'  '0incharacter':1 'eccentric':9 'entertaining':6,8 'ifs':4 'love':3 'songwriter':5,7 'this':2
                                    'search_combo'  '0incharacter':12 'blues':11C 'cycled':8C 'eccentric':20 'entertaining':17,19 'ifs':15 'innes':6B 'love':2A,14 'neil':5B 'of':3A 're':7C 'recycled':9C 'songwriter':16,18 'this':1A,13 'vinyl':10C 'yours':4A
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['need to rate', 'comedy', 'humor', 'british', 'singer songwriter']
                                        'tag_date'  1995
                                     'discogstags'  ['rock', 'brit pop', 'pop rock']

============================== file details ==============================
                                           'mtime'  1620527170.3378663  (2021-05-09 04:26:10)
                             'size'  5906312