======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '160'
                                          'artist'  'Prince Buster'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Let Her Go - FAB 119A 1969'
                                           'quals'  ("['Q-HAP-3', 'Q-SYN-2', 'Q-UNU-1', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-3', "
 "'q-bass-4', 'Q-CHART-2', 'Q-OLDST-2', 'q-drums-1', 'q-other-2', 'q-piano-1', "
 "'q-vocals-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-2', 'Q-JZFKS-3', 'Q-LOCALNESS-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  '0000'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-dub'
                                             'bpm'  '114.2'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '114.2'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-dub'
'TDRC' (Recording time)                             '0000'
'TIT2' (Title/songname/content description)         'Let Her Go - FAB 119A 1969'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Prince Buster'
'TRCK' (Track number/Position in set)               '0'
'TXXX:Overlay'                                      'NO'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Rating'                                       '0'
'TXXX:SongRights'                                   'broadcast'
'TXXX:SongType'                                     'S'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-3.15 dB'
'TXXX:replaygain_track_peak'                        '0.936684'
'WOAR:'                                             WOAR(url='')
'WPAY' (Payment)                                    WPAY(url='')

========================== row from database ==========================
                                              'id'  1535813
                                            'path'  /data/Music/Bulk/00localcharacter/00reggae-dub/VA - 7' original vinyls (1969)/Prince Buster - Let Her Go - FAB 119A 1969.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  160
                                           'genre'  loc-style-reggae or dub or ska or dancehall-dub
                                        'filesize'  5130910
                                           'mtime'  1636914517
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00reggae dub VA 7' original vinyls (1969) loc style reggae or dub or ska or dancehall dub
                                      'tag_artist'  Prince Buster
                                     'tag_release'  None
                                       'tag_title'  Let Her Go - FAB 119A 1969
                                             'bpm'  114.2
                                    'search_title'  '119a':5 '1969':6 'fab':4 'go':3 'her':2 'let':1
                                   'search_artist'  'buster':2 'prince':1
                                  'search_release'  
                                     'search_rest'  '00reggae':1 '1969':8,9 '7':4,5 'dancehall':15 'dub':2 'loc':10 'or':13 'original':6 'reggae':12 'ska':14 'style':11 'va':3 'vinyls':7
                                    'search_combo'  '00reggae':9 '119a':5A '1969':6A,16,17 '7':12,13 'buster':8B 'dancehall':23 'dub':10 'fab':4A 'go':3A 'her':2A 'let':1A 'loc':18 'or':21 'original':14 'prince':7B 'reggae':20 'ska':22 'style':19 'va':11 'vinyls':15
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-2', 'q-other-2', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  []
                                        'tag_date'  0000
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636914517.3317194  (2021-11-14 19:28:37)
                             'size'  5130910