======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '133'
                                          'artist'  'Adam Cornford and Daniel Crafts'
                                     'text_people'  ''
                                         'release'  'Tellus #11: The Sound of Radio'
                                           'title'  'Fundamentals: Musical Preachers'
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                             'musicbrainz_albumid'  ''
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                            'musicbrainz_artistid'  ''
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                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
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                                             'bpm'  '91.2'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-oddness', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Fundamentals: Musical Preachers'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Adam Cornford and Daniel Crafts'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '3'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.44 dB'
'TXXX:replaygain_track_peak'                        '0.580934'

========================== row from database ==========================
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                                    'duration_sec'  133
                                           'genre'  electronic-experimental-oddness;set-pl-shirleyspinoza;set-pl-mor
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                                           'mtime'  1636915905
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                                      'tag_artist'  Adam Cornford and Daniel Crafts
                                     'tag_release'  Tellus #11: The Sound of Radio
                                       'tag_title'  Fundamentals: Musical Preachers
                                             'bpm'  91.2
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                                   'search_artist'  'adam':1 'and':3 'cornford':2 'crafts':5 'daniel':4
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                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636915904.8788917  (2021-11-14 19:51:44)
                             'size'  3391888