======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '210'
                                          'artist'  'Betty Blowtorch'
                                     'text_people'  ''
                                         'release'  'Are You Man Enough?'
                                           'title'  'I Wanna Be Your Sucker'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '115.524'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Are You Man Enough?'
'TBPM' (BPM (beats per minute))                     '115.524'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'I Wanna Be Your Sucker'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Betty Blowtorch'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.22 dB'
'TXXX:replaygain_track_peak'                        '0.326696'

========================== row from database ==========================
                                              'id'  1419853
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Betty Blowtorch/04. I wanna be your sucker.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  210
                                           'genre'  rock-gr-punk
                                        'filesize'  5060117
                                           'mtime'  1620533108
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner 04. wanna be your sucker rock gr punk
                                      'tag_artist'  Betty Blowtorch
                                     'tag_release'  Are You Man Enough?
                                       'tag_title'  I Wanna Be Your Sucker
                                             'bpm'  115.524
                                    'search_title'  'be':3 'i':1 'sucker':5 'wanna':2 'your':4
                                   'search_artist'  'betty':1 'blowtorch':2
                                  'search_release'  'are':1 'enough':4 'man':3 'you':2
                                     'search_rest'  '04':5,6 'be':8 'garage':2 'gr':12 'punk':1 'rock':11 'stoner':4 'sucker':10 'surf':3 'wanna':7 'your':9
                                    'search_combo'  '04':16,17 'are':8C 'be':3A,19 'betty':6B 'blowtorch':7B 'enough':11C 'garage':13 'gr':23 'i':1A 'man':10C 'punk':12 'rock':22 'stoner':15 'sucker':5A,21 'surf':14 'wanna':2A,18 'you':9C 'your':4A,20
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  []
                                        'tag_date'  2001
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620533107.5263562  (2021-05-09 06:05:07)
                             'size'  5060117