======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '181'
                                          'artist'  'Jimmy James'
                                     'text_people'  ''
                                         'release'  'Classic Cuts 34: Northern Soul'
                                           'title'  'A Man Like Me'
                                           'quals'  ("['Q-HAP-3', 'Q-OLDST-2', 'Q-JZFKS-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', "
 "'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['northern soul', 'eurobeat', 'dance', 'reggae', 'soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul-soul'
                                             'bpm'  '130.314'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00001363 00001338 0000AA57'
'COMM:iTunNORM:eng'                                 (' 00001363 00001338 0000AA57 0000B1AD 00009605 000095EE 00007FE1 00007FF2 '
 '000194E5 00002E42')
'TALB' (Album/Movie/Show title)                     'Classic Cuts 34: Northern Soul'
'TBPM' (BPM (beats per minute))                     '130.314'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-soul'
'TIT2' (Title/songname/content description)         'A Man Like Me'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jimmy James'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['northern soul', 'eurobeat', 'dance', 'reggae', 'soul']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.30 dB'
'TXXX:replaygain_track_peak'                        '0.353412'

========================== row from database ==========================
                                              'id'  1301788
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/07 - a man like me.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  181
                                           'genre'  funk or soul-soul
                                        'filesize'  4345856
                                           'mtime'  1620572592
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 07 man like funk soul soul
                                      'tag_artist'  Jimmy James
                                     'tag_release'  Classic Cuts 34: Northern Soul
                                       'tag_title'  A Man Like Me
                                             'bpm'  130.314
                                    'search_title'  'a':1 'like':3 'man':2 'me':4
                                   'search_artist'  'james':2 'jimmy':1
                                  'search_release'  '34':3,4 'classic':1 'cuts':2 'northern':5 'soul':6
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'funk':9 'like':8 'loose':3,4 'man':7 'soul':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':13 '34':9C,10C 'a':1A 'classic':7C 'cuts':8C 'files':17,18 'funk':21 'james':6B 'jimmy':5B 'like':3A,20 'loose':15,16 'man':2A,19 'me':4A 'northern':11C 'soul':12C,22 'unsorted':14
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['northern soul', 'eurobeat', 'dance', 'reggae', 'soul']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620572591.9799623  (2021-05-09 17:03:11)
                             'size'  4345856