======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '175'
                                          'artist'  'Jaya The Cat'
                                     'text_people'  ''
                                         'release'  'Basement Style'
                                           'title'  'Six Cold Beers'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'rock', 'ska', 'punk', 'ska punk']"
                                     'discogstags'  "['rock', 'reggae', 'reggae', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '19'
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-ska-punk'
                                             'bpm'  '94.196'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '130BD813'
'COMM:ID3v1 Comment:XXX'                            '130BD813'
'TALB' (Album/Movie/Show title)                     'Basement Style'
'TBPM' (BPM (beats per minute))                     '94.196'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-ska-punk'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Six Cold Beers'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jaya The Cat'
'TRCK' (Track number/Position in set)               '18/19'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80.04, Fraunhofer acm, 192 kBit/s, 44,100 Hz, Stereo, HQ = off'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['rock', 'reggae', 'reggae', 'punk']
'TXXX:lastfmtags'                                   ['reggae', 'rock', 'ska', 'punk', 'ska punk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.71 dB'
'TXXX:replaygain_track_peak'                        '0.478067'

========================== row from database ==========================
                                              'id'  1382562
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/Jaya The Cat/Basement Style/Jaya The Cat - 18 - Six Cold Beers.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  175
                                           'genre'  loc-style-reggae or dub or ska or dancehall-ska-punk
                                        'filesize'  4208906
                                           'mtime'  1620521578
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub 18 loc style reggae or dub or ska or dancehall ska punk
                                      'tag_artist'  Jaya The Cat
                                     'tag_release'  Basement Style
                                       'tag_title'  Six Cold Beers
                                             'bpm'  94.196
                                    'search_title'  'beers':3 'cold':2 'six':1
                                   'search_artist'  'cat':3 'jaya':1 'the':2
                                  'search_release'  'basement':1 'style':2
                                     'search_rest'  '00reggae':1 '18':3 'dancehall':9 'dub':2 'loc':4 'or':7 'punk':10 'reggae':6 'ska':8 'style':5
                                    'search_combo'  '00reggae':9 '18':11 'basement':7C 'beers':3A 'cat':6B 'cold':2A 'dancehall':17 'dub':10 'jaya':4B 'loc':12 'or':15 'punk':18 'reggae':14 'six':1A 'ska':16 'style':8C,13 'the':5B
                                    'tag_tracknum'  18
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['reggae', 'rock', 'ska', 'punk', 'ska punk']
                                        'tag_date'  2001
                                     'discogstags'  ['rock', 'reggae', 'reggae', 'punk']

============================== file details ==============================
                                           'mtime'  1620521578.0634463  (2021-05-09 02:52:58)
                             'size'  4208906