======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '395'
                                          'artist'  'Sleepytime Gorilla Museum'
                                     'text_people'  ''
                                         'release'  'Grand Opening and Closing'
                                           'title'  'Sleep is Wrong'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['progressive', 'avant garde', 'progressive metal', 'progressive rock', "
 "'experimental', 'avant garde metal']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;rock-cppex'
                                             'bpm'  '117.945'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Grand Opening and Closing'
'TBPM' (BPM (beats per minute))                     '117.945'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'electronic-unsorted', 'rock-cppex']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Sleep is Wrong'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sleepytime Gorilla Museum'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['progressive',
 'avant garde',
 'progressive metal',
 'progressive rock',
 'experimental',
 'avant garde metal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.62 dB'
'TXXX:replaygain_track_peak'                        '0.465964'

========================== row from database ==========================
                                              'id'  1353045
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Sleepytime Gorilla Museum/01. Sleep is Wrong.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  395
                                           'genre'  electronic-unsorted;rock-cppex
                                        'filesize'  9500452
                                           'mtime'  1678653650
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 01. electronic unsorted;rock cppex
                                      'tag_artist'  Sleepytime Gorilla Museum
                                     'tag_release'  Grand Opening and Closing
                                       'tag_title'  Sleep is Wrong
                                             'bpm'  117.945
                                    'search_title'  'is':2 'sleep':1 'wrong':3
                                   'search_artist'  'gorilla':2 'museum':3 'sleepytime':1
                                  'search_release'  'and':3 'closing':4 'grand':1 'opening':2
                                     'search_rest'  '01':1,2 'cppex':8 'electronic':3 'rock':5,7 'unsorted':4,6
                                    'search_combo'  '01':11,12 'and':9C 'closing':10C 'cppex':18 'electronic':13 'gorilla':5B 'grand':7C 'is':2A 'museum':6B 'opening':8C 'rock':15,17 'sleep':1A 'sleepytime':4B 'unsorted':14,16 'wrong':3A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-1']
                                      'lastfmtags'  ['progressive', 'avant garde', 'progressive metal', 'progressive rock', 'experimental', 'avant garde metal']
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1678653650.4297695  (2023-03-12 21:40:50)
                             'size'  9500452