======================== unified (from filesystem) ========================
                                         'bitrate'  '254.062'
                                        'duration'  '162'
                                          'artist'  'frenzal rhomb'
                                     'text_people'  ''
                                         'release'  'not so tough now'
                                           'title'  'you are a nob'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['skate punk', 'punk rock', 'pop punk', 'punk', 'australian']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '117.466'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'not so tough now'
'TBPM' (BPM (beats per minute))                     '117.466'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '1996'
'TIT2' (Title/songname/content description)         'you are a nob'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'frenzal rhomb'
'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:lastfmtags'                                   ['skate punk', 'punk rock', 'pop punk', 'punk', 'australian']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.307795'

========================== row from database ==========================
                                              'id'  1419941
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Frenzal Rhomb/Frenzal_Rhomb-Not_So_Tough_Now-1996-FTS/14-frenzal_rhomb-you_are_a_nob-fts.mp3
                                         'working'  None
                                         'bitrate'  254
                                    'duration_sec'  162
                                           'genre'  rock-gr-punk
                                        'filesize'  5154433
                                           'mtime'  1622658974
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner Frenzal Rhomb Frenzal_Rhomb Not_So_Tough_Now 1996 FTS 14 frenzal_rhomb you_are_a_nob fts rock gr punk
                                      'tag_artist'  frenzal rhomb
                                     'tag_release'  not so tough now
                                       'tag_title'  you are a nob
                                             'bpm'  117.466
                                    'search_title'  'a':3 'are':2 'nob':4 'you':1
                                   'search_artist'  'frenzal':1 'rhomb':2
                                  'search_release'  'not':1 'now':4 'so':2 'tough':3
                                     'search_rest'  '1996':13 'a':17 'are':16 'frenzal':5,7 'fts':14 'garage':2 'gr':20 'nob':18 'not':9 'now':12 'punk':1 'rhomb':6,8 'rock':19 'so':10 'stoner':4 'surf':3 'tough':11 'you':15
                                    'search_combo'  '1996':23 'a':3A,27 'are':2A,26 'frenzal':5B,15,17 'fts':24 'garage':12 'gr':30 'nob':4A,28 'not':7C,19 'now':10C,22 'punk':11 'rhomb':6B,16,18 'rock':29 'so':8C,20 'stoner':14 'surf':13 'tough':9C,21 'you':1A,25
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', '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-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['skate punk', 'punk rock', 'pop punk', 'punk', 'australian']
                                        'tag_date'  1996
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1622658973.8631003  (2021-06-02 20:36:13)
                             'size'  5154433