======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '160'
                                          'artist'  'Roy Shirley & Altyman Reid'
                                     'text_people'  ''
                                         'release'  'Reggae Singles'
                                           'title'  'A Sugar Part 2'
                                           '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-2', 'q-other-1', 'q-piano-1', 'q-vocals-2', "
 "'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'  '145.895'
                                             'key'  '6B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Reggae Singles'
'TBPM' (BPM (beats per minute))                     '145.895'
'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)         'A Sugar Part 2'
'TKEY' (Initial key)                                '6B'
'TLEN' (Length)                                     '160000'
'TPE1' (Lead performer(s)/Soloist(s))               'Roy Shirley & Altyman Reid'
'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'                                      '2'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '+7.18 dB'
'TXXX:replaygain_track_peak'                        '0.336816'

========================== row from database ==========================
                                              'id'  985277
                                            'path'  /data/Music/Bulk/00localcharacter/reggae singles/[UK_Green Door_GD 4026-B_1972] Roy Shirley & Altyman Reid - A Sugar Part 2 [DJ Version].mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  160
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub-roots and reggae
                                        'filesize'  3217280
                                           'mtime'  1620524140
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter reggae singles [UK_Green Door_GD 4026 B_1972] [DJ Version] loc style reggae or dub or ska or dancehall dub roots and reggae
                                      'tag_artist'  Roy Shirley & Altyman Reid
                                     'tag_release'  Reggae Singles
                                       'tag_title'  A Sugar Part 2
                                             'bpm'  145.895
                                    'search_title'  '2':4 'a':1 'part':3 'sugar':2
                                   'search_artist'  'altyman':3 'reid':4 'roy':1 'shirley':2
                                  'search_release'  'reggae':1 'singles':2
                                     'search_rest'  '1972':11,13 '4026':9 'and':25 'b':10,12 'dancehall':23 'dj':14,15 'door':7 'dub':21 'gd':8 'green':4,6 'loc':18 'or':20 'reggae':1 'roots':24 'singles':2 'ska':22 'style':19 'uk':3,5 'version':16,17
                                    'search_combo'  '1972':21,23 '2':4A '4026':19 'a':1A 'altyman':7B 'and':35 'b':20,22 'dancehall':33 'dj':24,25 'door':17 'dub':31 'gd':18 'green':14,16 'loc':28 'or':30 'part':3A 'reggae':9C,11 'reid':8B 'roots':34 'roy':5B 'shirley':6B 'singles':10C,12 'ska':32 'style':29 'sugar':2A 'uk':13,15 'version':26,27
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6B
                                           'quals'  ['Q-HHRNBTT-1', '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-2', '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'  1620524140.2543294  (2021-05-09 03:35:40)
                             'size'  3217280