======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '59'
                                          'artist'  'John Baker'
                                     'text_people'  ''
                                         'release'  'The John Baker Tapes Volume 1: BBC Radiophonics 1963-1974'
                                           'title'  'Heavy Plant Crossing'
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                                      'lastfmtags'  "['bbc radiophonic workshop', 'all', 'electronic', 'british', 'experimental']"
                                     'discogstags'  "['soundtrack', 'electronic', 'stage & screen']"
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                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early'
                                             'bpm'  '105.5'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'The John Baker Tapes Volume 1: BBC Radiophonics 1963-1974'
'TBPM' (BPM (beats per minute))                     '105.5'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-early'
'TDRC' (Recording time)                             '2008'
'TENC' (Encoded by)                                 'iTunes v7.7.0.43'
'TIT2' (Title/songname/content description)         'Heavy Plant Crossing'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'John Baker'
'TPE2' (Band/orchestra/accompaniment)               'John Baker'
'TPOS' (Part of a set)                              '1/2'
'TRCK' (Track number/Position in set)               '20'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['soundtrack', 'electronic', 'stage & screen']
'TXXX:lastfmtags'                                   ['bbc radiophonic workshop', 'all', 'electronic', 'british', 'experimental']
'TXXX:q-bass'                                       '1'
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'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
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'TXXX:replaygain_track_peak'                        '0.727273'

========================== row from database ==========================
                                              'id'  759541
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/john baker - the john baker tapes volume 1 bbc radiophonics/1-20 heavy plant crossing.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  59
                                           'genre'  electronic-experimental-early
                                        'filesize'  2436473
                                           'mtime'  1636403718
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                                        'rest_str'   00exnnpjpsprgttidm john baker the john baker tapes volume bbc radiophonics 20 heavy plant crossing electronic experimental early
                                      'tag_artist'  John Baker
                                     'tag_release'  The John Baker Tapes Volume 1: BBC Radiophonics 1963-1974
                                       'tag_title'  Heavy Plant Crossing
                                             'bpm'  105.5
                                    'search_title'  'crossing':3 'heavy':1 'plant':2
                                   'search_artist'  'baker':2 'john':1
                                  'search_release'  '1':6,7 '1963':10 '19631974':12 '1974':11 'baker':3 'bbc':8 'john':2 'radiophonics':9 'tapes':4 'the':1 'volume':5
                                     'search_rest'  '20':8 'baker':2 'bbc':6 'crossing':11 'early':14 'electronic':12 'experimental':13 'heavy':9 'john':1 'plant':10 'radiophonics':7 'tapes':4 'the':3 'volume':5
                                    'search_combo'  '1':11C,12C '1963':15C '19631974':17C '1974':16C '20':25 'baker':5B,8C,19 'bbc':13C,23 'crossing':3A,28 'early':31 'electronic':29 'experimental':30 'heavy':1A,26 'john':4B,7C,18 'plant':2A,27 'radiophonics':14C,24 'tapes':9C,21 'the':6C,20 'volume':10C,22
                                    'tag_tracknum'  20
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['bbc radiophonic workshop', 'all', 'electronic', 'british', 'experimental']
                                        'tag_date'  2008
                                     'discogstags'  ['soundtrack', 'electronic', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1636403717.5356207  (2021-11-08 21:35:17)
                             'size'  2436473