======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '249'
                                          'artist'  'George Thorogood and Destroyers'
                                     'text_people'  ''
                                         'release'  'Maverick'
                                           'title'  'Willie and the hand jive'
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-JZFKS-1', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-4', "
 "'q-other-3', 'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['blues rock', 'classic rock', 'rock', 'blues', 'hard rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '134.466'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Maverick'
'TBPM' (BPM (beats per minute))                     '134.466'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'Willie and the hand jive'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'George Thorogood and Destroyers'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['blues rock', 'classic rock', 'rock', 'blues', 'hard rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.11 dB'
'TXXX:replaygain_track_peak'                        '0.705845'

========================== row from database ==========================
                                              'id'  1344675
                                            'path'  /data/Music/Bulk/00poprockelectronic/1985 complete/190 George Thorogood & The Destroyers - Willie & The Hand Jive.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  249
                                           'genre'  rock-unsorted
                                        'filesize'  9975823
                                           'mtime'  1620389100
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 1985 complete 190 & The & The Hand Jive rock unsorted
                                      'tag_artist'  George Thorogood and Destroyers
                                     'tag_release'  Maverick
                                       'tag_title'  Willie and the hand jive
                                             'bpm'  134.466
                                    'search_title'  'and':2 'hand':4 'jive':5 'the':3 'willie':1
                                   'search_artist'  'and':3 'destroyers':4 'george':1 'thorogood':2
                                  'search_release'  'maverick':1
                                     'search_rest'  '00poprockelectronic':1 '190':4 '1985':2 'complete':3 'hand':6 'jive':7 'rock':8 'the':5 'unsorted':9
                                    'search_combo'  '00poprockelectronic':11 '190':14 '1985':12 'and':2A,8B 'complete':13 'destroyers':9B 'george':6B 'hand':4A,16 'jive':5A,17 'maverick':10C 'rock':18 'the':3A,15 'thorogood':7B 'unsorted':19 'willie':1A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['blues rock', 'classic rock', 'rock', 'blues', 'hard rock']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620389100.1541874  (2021-05-07 14:05:00)
                             'size'  9975823