======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '126'
                                          'artist'  'Green Day'
                                     'text_people'  ''
                                         'release'  'Shenanigans'
                                           'title'  'Sick of Me'
                                           '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-4', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['punk rock', 'pop punk', 'punk', 'alternative', 'rock']"
                                     'discogstags'  "['rock', 'pop rock', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '119.829'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Shenanigans'
'TBPM' (BPM (beats per minute))                     '119.829'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Sick of Me'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Green Day'
'TRCK' (Track number/Position in set)               '10'
'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', 'pop rock', 'punk']
'TXXX:lastfmtags'                                   ['punk rock', 'pop punk', 'punk', 'alternative', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'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'                        '-1.33 dB'
'TXXX:replaygain_track_peak'                        '0.349240'

========================== row from database ==========================
                                              'id'  1420450
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Green Day/(2002) Shenanigans/10 Shenanigans-ADVANCE - Green Day - Sick Of Me.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  126
                                           'genre'  rock-gr-punk
                                        'filesize'  3042835
                                           'mtime'  1622658992
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner (2002) 10 ADVANCE Of rock gr punk
                                      'tag_artist'  Green Day
                                     'tag_release'  Shenanigans
                                       'tag_title'  Sick of Me
                                             'bpm'  119.829
                                    'search_title'  'me':3 'of':2 'sick':1
                                   'search_artist'  'day':2 'green':1
                                  'search_release'  'shenanigans':1
                                     'search_rest'  '2002':5,6 'advance':7 'garage':2 'gr':10 'of':8 'punk':1 'rock':9 'stoner':4 'surf':3
                                    'search_combo'  '2002':11,12 'advance':13 'day':5B 'garage':8 'gr':16 'green':4B 'me':3A 'of':2A,14 'punk':7 'rock':15 'shenanigans':6C 'sick':1A 'stoner':10 'surf':9
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  6A
                                           '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-4', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['punk rock', 'pop punk', 'punk', 'alternative', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['rock', 'pop rock', 'punk']

============================== file details ==============================
                                           'mtime'  1622658991.7203383  (2021-06-02 20:36:31)
                             'size'  3042835