======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '318'
                                          'artist'  'Bob James'
                                     'text_people'  ''
                                         'release'  'Sign Of The Times'
                                           'title'  'The Steamin Feelin'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['smooth jazz', 'jazz', 'fusion', 'funk']"
                                     'discogstags'  "['jazz', 'funk / soul', 'soul-jazz', 'fusion', 'jazz-funk', 'easy listening']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '100.856'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Sign Of The Times'
'TBPM' (BPM (beats per minute))                     '100.856'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'The Steamin Feelin'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Bob James'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['jazz', 'funk / soul', 'soul-jazz', 'fusion', 'jazz-funk', 'easy listening']
'TXXX:lastfmtags'                                   ['smooth jazz', 'jazz', 'fusion', 'funk']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.95 dB'
'TXXX:replaygain_track_peak'                        '0.714981'

========================== row from database ==========================
                                              'id'  1514171
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Bob James/Bob James - The Steamin_ Feelin_.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  318
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  7642774
                                           'mtime'  1620528298
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Steamin_ Feelin_ prerock jb jazz unsorted
                                      'tag_artist'  Bob James
                                     'tag_release'  Sign Of The Times
                                       'tag_title'  The Steamin Feelin
                                             'bpm'  100.856
                                    'search_title'  'feelin':3 'steamin':2 'the':1
                                   'search_artist'  'bob':1 'james':2
                                  'search_release'  'of':2 'sign':1 'the':3 'times':4
                                     'search_rest'  'country':4 'exotica':2 'feelin':6 'jazz':1 'jb':8 'oldies':3 'prerock':7 'steamin':5 'unsorted':9
                                    'search_combo'  'bob':4B 'country':13 'exotica':11 'feelin':3A,15 'james':5B 'jazz':10 'jb':17 'of':7C 'oldies':12 'prerock':16 'sign':6C 'steamin':2A,14 'the':1A,8C 'times':9C 'unsorted':18
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['smooth jazz', 'jazz', 'fusion', 'funk']
                                        'tag_date'  2000
                                     'discogstags'  ['jazz', 'funk / soul', 'soul-jazz', 'fusion', 'jazz-funk', 'easy listening']

============================== file details ==============================
                                           'mtime'  1620528298.0758193  (2021-05-09 04:44:58)
                             'size'  7642774