======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '199'
                                          'artist'  'Hepcat'
                                     'text_people'  ''
                                         'release'  'Ska'
                                           'title'  "Can't Wait"
                                           '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-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'trad ska', 'third wave ska', 'ska', 'rocksteady']"
                                     'discogstags'  "['reggae', 'ska']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-unsorted'
                                             'bpm'  '86.511'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ska'
'TBPM' (BPM (beats per minute))                     '86.511'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-unsorted'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         "Can't Wait"
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'Hepcat'
'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:discogstags'                                  ['reggae', 'ska']
'TXXX:lastfmtags'                                   ['reggae', 'trad ska', 'third wave ska', 'ska', 'rocksteady']
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.63 dB'
'TXXX:replaygain_track_peak'                        '0.477642'

========================== row from database ==========================
                                              'id'  1503565
                                            'path'  /data/Music/Bulk/00poprockelectronic/Hepcat records/Hepcat - Can_t Wait - 03.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  199
                                           'genre'  loc-style-reggae or dub or ska or dancehall-unsorted
                                        'filesize'  3192299
                                           'mtime'  1620524525
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic records Can_t 03 loc style reggae or dub or ska or dancehall unsorted
                                      'tag_artist'  Hepcat
                                     'tag_release'  Ska
                                       'tag_title'  Can't Wait
                                             'bpm'  86.511
                                    'search_title'  'can':1 'cant':3 't':2 'wait':4
                                   'search_artist'  'hepcat':1
                                  'search_release'  'ska':1
                                     'search_rest'  '00poprockelectronic':1 'can':3 'dancehall':11 'dub':9 'loc':5 'or':8 'records':2 'reggae':7 'ska':10 'style':6 't':4 'unsorted':12
                                    'search_combo'  '00poprockelectronic':7 'can':1A,9 'cant':3A 'dancehall':17 'dub':15 'hepcat':5B 'loc':11 'or':14 'records':8 'reggae':13 'ska':6C,16 'style':12 't':2A,10 'unsorted':18 'wait':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', '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-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'trad ska', 'third wave ska', 'ska', 'rocksteady']
                                        'tag_date'  1999
                                     'discogstags'  ['reggae', 'ska']

============================== file details ==============================
                                           'mtime'  1620524525.1990972  (2021-05-09 03:42:05)
                             'size'  3192299