======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '146'
                                          'artist'  'Old Boys Inc.'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'The Higher The Mountain Version'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-1', '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-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '00'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
                                             'bpm'  '126.017'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '126.017'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub-roots and reggae'
'TIT2' (Title/songname/content description)         'The Higher The Mountain Version'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '146000'
'TPE1' (Lead performer(s)/Soloist(s))               'Old Boys Inc.'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '00'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+3.71 dB'
'TXXX:replaygain_track_peak'                        '0.672035'

========================== row from database ==========================
                                              'id'  985426
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[JA_Gussie_DSR ED 5740-1_1972] Old Boys Inc. - The Higher The Mountain Version.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  146
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  2928626
                                           'mtime'  1620524098
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [JA_Gussie_DSR ED 5740 1_1972] loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Old Boys Inc.
                                     'tag_release'  Reggae Singles
                                       'tag_title'  The Higher The Mountain Version
                                             'bpm'  126.017
                                    'search_title'  'higher':2 'mountain':3 'the':1 'version':4
                                   'search_artist'  'boys':2 'inc':3,4 'old':1
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1':11,13 '1972':12,14 '5740':10 'and':22 'dancehall':20 'dsr':5,8 'dub':18 'ed':9 'gussie':4,7 'ja':3,6 'loc':15 'or':17 'reggae':1 'roots':21 'singles':2 'ska':19 'style':16
                                    'search_combo'  '1':21,23 '1972':22,24 '5740':20 'and':32 'boys':6B 'dancehall':30 'dsr':15,18 'dub':28 'ed':19 'gussie':14,17 'higher':2A 'inc':7B,8B 'ja':13,16 'loc':25 'mountain':3A 'old':5B 'or':27 'reggae':9C,11 'roots':31 'singles':10C,12 'ska':29 'style':26 'the':1A 'version':4A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620524097.592866  (2021-05-09 03:34:57)
                             'size'  2928626