======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '245'
                                          'artist'  'Kid606'
                                     'text_people'  ''
                                         'release'  '$ Vol. 7'
                                           'title'  'Watch Me Switch'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-experimental-glitch'
                                             'bpm'  '93.199'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '$ Vol. 7'
'TBPM' (BPM (beats per minute))                     '93.199'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental-glitch'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Watch Me Switch'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kid606'
'TPUB' (Publisher)                                  'Tigerbeat6'
'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'                                        '3'
'TXXX:REPLAYGAIN_REFERENCE_LOUDNESS'                '89.0 dB'
'TXXX:Style'                                        'Leftfield, Abstract, IDM'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.97 dB'
'TXXX:replaygain_track_peak'                        '0.591481'

========================== row from database ==========================
                                              'id'  765163
                                            'path'  /data/Music/Bulk/00popandrock-hiphop-rap-rnb-turntablism/Collaborations/Kid606 & DJ Rupture - $ Vol. 7 EP (320 from lossless)/1 Kid606 - Watch Me Switch.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  245
                                           'genre'  electronic-experimental-glitch
                                        'filesize'  9843050
                                           'mtime'  1636136218
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock hiphop rap rnb turntablism Collaborations & DJ Rupture EP (320 from lossless) 1 electronic experimental glitch
                                      'tag_artist'  Kid606
                                     'tag_release'  $ Vol. 7
                                       'tag_title'  Watch Me Switch
                                             'bpm'  93.199
                                    'search_title'  'me':2 'switch':3 'watch':1
                                   'search_artist'  'kid606':1
                                  'search_release'  '7':3 'vol':1,2
                                     'search_rest'  '1':14 '320':9,10 'collaborations':5 'dj':6 'electronic':15 'ep':8 'experimental':16 'from':11 'glitch':17 'hiphop':1 'lossless':12,13 'rap':2 'rnb':3 'rupture':7 'turntablism':4
                                    'search_combo'  '1':21 '320':16,17 '7':7C 'collaborations':12 'dj':13 'electronic':22 'ep':15 'experimental':23 'from':18 'glitch':24 'hiphop':8 'kid606':4B 'lossless':19,20 'me':2A 'rap':9 'rnb':10 'rupture':14 'switch':3A 'turntablism':11 'vol':5C,6C 'watch':1A
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-3', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['breakcore', 'electronica', 'glitch', 'idm', 'electronic', 'experimental']
                                        'tag_date'  2001
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636136218.2124906  (2021-11-05 19:16:58)
                             'size'  9843050