======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '378'
                                          'artist'  'Jigsaw'
                                     'text_people'  ''
                                         'release'  'Skyhigh (Maxi)'
                                           'title'  'Skyhigh'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', "
 "'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3']")
                                      'lastfmtags'  "['pop', '70s', 'disco', 'soft rock', 'grindcore']"
                                     'discogstags'  "['progressive house', 'house', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '135.546'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Skyhigh (Maxi)'
'TBPM' (BPM (beats per minute))                     '135.546'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'Skyhigh'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jigsaw'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['progressive house', 'house', 'electronic']
'TXXX:lastfmtags'                                   ['pop', '70s', 'disco', 'soft rock', 'grindcore']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.677959'

========================== row from database ==========================
                                              'id'  1309313
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/01 Skyhigh.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  378
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  9082354
                                           'mtime'  1647348168
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 01 electronic we disco or italo
                                      'tag_artist'  Jigsaw
                                     'tag_release'  Skyhigh (Maxi)
                                       'tag_title'  Skyhigh
                                             'bpm'  135.546
                                    'search_title'  'skyhigh':1
                                   'search_artist'  'jigsaw':1
                                  'search_release'  'maxi':2,3 'skyhigh':1
                                     'search_rest'  '00poprockelectronic':1 'disco':9 'electronic':7 'files':5,6 'italo':11 'loose':3,4 'or':10 'unsorted':2 'we':8
                                    'search_combo'  '00poprockelectronic':6 'disco':14 'electronic':12 'files':10,11 'italo':16 'jigsaw':2B 'loose':8,9 'maxi':4C,5C 'or':15 'skyhigh':1A,3C 'unsorted':7 'we':13
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3']
                                      'lastfmtags'  ['pop', '70s', 'disco', 'soft rock', 'grindcore']
                                        'tag_date'  1989
                                     'discogstags'  ['progressive house', 'house', 'electronic']

============================== file details ==============================
                                           'mtime'  1647348168.2383864  (2022-03-15 13:42:48)
                             'size'  9082354