======================== unified (from filesystem) ========================
                                         'bitrate'  '187.252'
                                        'duration'  '657'
                                          'artist'  'Holger Czukay & Jah Wobble & Jaki Liebezeit'
                                     'text_people'  ''
                                         'release'  'Full Circle'
                                           'title'  'Full Circle R.P.S. (No. 7)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1982'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-modern'
                                             'bpm'  '139.2'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Full Circle'
'TBPM' (BPM (beats per minute))                     '139.2'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-modern'
'TDRC' (Recording time)                             '1982'
'TIT2' (Title/songname/content description)         'Full Circle R.P.S. (No. 7)'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Holger Czukay & Jah Wobble & Jaki Liebezeit'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.941759'

========================== row from database ==========================
                                              'id'  1384859
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Holger Czukay & Jah Wobble & Jaki Liebezeit - 1982 - Full Circle/03 - Full Circle R.P.S. (No. 7).mp3
                                         'working'  None
                                         'bitrate'  187
                                    'duration_sec'  657
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-modern
                                        'filesize'  15394964
                                           'mtime'  1620521400
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub 1982 03 loc style reggae or dub or ska or dancehall dub modern
                                      'tag_artist'  Holger Czukay & Jah Wobble & Jaki Liebezeit
                                     'tag_release'  Full Circle
                                       'tag_title'  Full Circle R.P.S. (No. 7)
                                             'bpm'  139.2
                                    'search_title'  '7':9,10 'circle':2 'full':1 'no':7,8 'p':4 'r':3 'rps':6 's':5
                                   'search_artist'  'czukay':2 'holger':1 'jah':3 'jaki':5 'liebezeit':6 'wobble':4
                                  'search_release'  'circle':2 'full':1
                                     'search_rest'  '00reggae':1 '1982':3 'dancehall':9 'dub':2 'loc':4 'modern':10 'or':7 'reggae':6 'ska':8 'style':5
                                    'search_combo'  '00reggae':19 '1982':21 '7':9A,10A 'circle':2A,18C 'czukay':12B 'dancehall':27 'dub':20 'full':1A,17C 'holger':11B 'jah':13B 'jaki':15B 'liebezeit':16B 'loc':22 'modern':28 'no':7A,8A 'or':25 'p':4A 'r':3A 'reggae':24 'rps':6A 's':5A 'ska':26 'style':23 'wobble':14B
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  1982
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521399.5793576  (2021-05-09 02:49:59)
                             'size'  15394964