======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '267'
                                          'artist'  'The Abyssinians'
                                     'text_people'  ''
                                         'release'  'Live In San Francisco'
                                           'title'  '19.95 Plus Tax'
                                           '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-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'roots reggae', 'ska', 'dub', 'roots']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '107.778'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Live In San Francisco'
'TBPM' (BPM (beats per minute))                     '107.778'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         '19.95 Plus Tax'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Abyssinians'
'TRCK' (Track number/Position in set)               '4'
'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'
'TXXX:lastfmtags'                                   ['reggae', 'roots reggae', 'ska', 'dub', 'roots']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.06 dB'
'TXXX:replaygain_track_peak'                        '0.598377'

========================== row from database ==========================
                                              'id'  1370122
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/The Abyssinians/Live In San Francisco (111Mo_11tracks_224kbps)/04 - ABYSSINIANS - 19.95 Plus Tax.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  267
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  7501583
                                           'mtime'  1620522430
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub (111Mo_11tracks_224kbps) 04 ABYSSINIANS loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  The Abyssinians
                                     'tag_release'  Live In San Francisco
                                       'tag_title'  19.95 Plus Tax
                                             'bpm'  107.778
                                    'search_title'  '19':1 '1995':3 '95':2 'plus':4 'tax':5
                                   'search_artist'  'abyssinians':2 'the':1
                                  'search_release'  'francisco':4 'in':2 'live':1 'san':3
                                     'search_rest'  '00reggae':1 '111mo':3,6 '11tracks':4,7 '224kbps':5,8 'abyssinians':9 'and':17 'dancehall':15 'dub':2 'loc':10 'or':13 'reggae':12 'roots':16 'ska':14 'style':11
                                    'search_combo'  '00reggae':12 '111mo':14,17 '11tracks':15,18 '19':1A '1995':3A '224kbps':16,19 '95':2A 'abyssinians':7B,20 'and':28 'dancehall':26 'dub':13 'francisco':11C 'in':9C 'live':8C 'loc':21 'or':24 'plus':4A 'reggae':23 'roots':27 'san':10C 'ska':25 'style':22 'tax':5A 'the':6B
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', '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-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'roots reggae', 'ska', 'dub', 'roots']
                                        'tag_date'  2002
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620522429.8466027  (2021-05-09 03:07:09)
                             'size'  7501583