======================== unified (from filesystem) ========================
                                         'bitrate'  '202.748'
                                        'duration'  '130'
                                          'artist'  'Perrey-Kingsley'
                                     'text_people'  ''
                                         'release'  'Kaleidoscopic Vibrations'
                                           'title'  "Lover's Concerto"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['instrumental', 'post punk', 'space age pop', 'electronic', 'moog']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '1967'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-early;mi-earlysynth-moog'
                                             'bpm'  '117.3'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Kaleidoscopic Vibrations'
'TBPM' (BPM (beats per minute))                     '117.3'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-experimental-early', 'mi-earlysynth-moog']
'TDRC' (Recording time)                             '1967'
'TIT2' (Title/songname/content description)         "Lover's Concerto"
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Perrey-Kingsley'
'TRCK' (Track number/Position in set)               '5'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['instrumental', 'post punk', 'space age pop', 'electronic', 'moog']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.57 dB'
'TXXX:replaygain_track_peak'                        '0.609557'

========================== row from database ==========================
                                              'id'  1515517
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Early Moog & Synthesizer Music/[1967] Perrey-Kingsley - Kaleidoscopic Vibrations/05. Lover_s Concerto.mp3
                                         'working'  None
                                         'bitrate'  202
                                    'duration_sec'  130
                                           'genre'  electronic-experimental-early;mi-earlysynth-moog
                                        'filesize'  3301248
                                           'mtime'  1636920380
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Early Moog & Synthesizer Music [1967] 05. Lover_s electronic experimental early;mi earlysynth moog
                                      'tag_artist'  Perrey-Kingsley
                                     'tag_release'  Kaleidoscopic Vibrations
                                       'tag_title'  Lover's Concerto
                                             'bpm'  117.3
                                    'search_title'  'concerto':4 'lover':1 'lovers':3 's':2
                                   'search_artist'  'kingsley':2 'perrey':1 'perreykingsley':3
                                  'search_release'  'kaleidoscopic':1 'vibrations':2
                                     'search_rest'  '05':7,8 '1967':5,6 'early':1,13,15 'earlysynth':17 'electronic':11 'experimental':12 'lover':9 'mi':14,16 'moog':2 'music':4 's':10 'synthesizer':3
                                    'search_combo'  '05':16,17 '1967':14,15 'concerto':4A 'early':10,22,24 'earlysynth':26 'electronic':20 'experimental':21 'kaleidoscopic':8C 'kingsley':6B 'lover':1A,18 'lovers':3A 'mi':23,25 'moog':11 'music':13 'perrey':5B 'perreykingsley':7B 's':2A,19 'synthesizer':12 'vibrations':9C
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'post punk', 'space age pop', 'electronic', 'moog']
                                        'tag_date'  1967
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636920379.8174992  (2021-11-14 21:06:19)
                             'size'  3301248