======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '204'
                                          'artist'  'King Tubby & Friends'
                                     'text_people'  ''
                                         'release'  'Dub Like Dirt 1975-1977'
                                           'title'  'Guidance Dub'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dub', 'reggae', 'dub reggae', 'jamaica', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '02'
                                      'tracktotal'  ''
                                            'date'  '1976'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '146.000'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dub Like Dirt 1975-1977'
'TBPM' (BPM (beats per minute))                     '146.000'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '1976'
'TIT2' (Title/songname/content description)         'Guidance Dub'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'King Tubby & Friends'
'TRCK' (Track number/Position in set)               '02'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['dub', 'reggae', 'dub reggae', 'jamaica', 'experimental']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.36 dB'
'TXXX:replaygain_track_peak'                        '0.613383'

========================== row from database ==========================
                                              'id'  1371626
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/King Tubby/King Tubby & friends - dub like dirt/King Tubby & Friends - Dub Like Dirt 1975-1977 - 02 - Guidance Dub.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  204
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3272586
                                           'mtime'  1620521668
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub friends dub like dirt 02 loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  King Tubby & Friends
                                     'tag_release'  Dub Like Dirt 1975-1977
                                       'tag_title'  Guidance Dub
                                             'bpm'  146.0
                                    'search_title'  'dub':2 'guidance':1
                                   'search_artist'  'friends':3 'king':1 'tubby':2
                                  'search_release'  '1975':4 '19751977':6 '1977':5 'dirt':3 'dub':1 'like':2
                                     'search_rest'  '00reggae':1 'and':13 'dancehall':11 'dirt':5 'dub':2 'friends':3 'like':4 'loc':6 'or':9 'reggae':8 'roots':12 'ska':10 'style':7
                                    'search_combo'  '00reggae':12 '1975':9C '19751977':11C '1977':10C 'and':24 'dancehall':22 'dirt':8C,16 'dub':2A,6C,13 'friends':5B,14 'guidance':1A 'king':3B 'like':7C,15 'loc':17 'or':20 'reggae':19 'roots':23 'ska':21 'style':18 'tubby':4B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-2', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dub', 'reggae', 'dub reggae', 'jamaica', 'experimental']
                                        'tag_date'  1976
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620521667.8415754  (2021-05-09 02:54:27)
                             'size'  3272586