======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '150'
                                          'artist'  'T. Tape'
                                     'text_people'  ''
                                         'release'  'Black Lolita OST'
                                           'title'  'Nervy Guitar'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['library']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1975'
                                        'comments'  ''
                                           'genre'  'soundtrack-video-movies'
                                             'bpm'  '122.9'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'GEOB:SfMarkers'                                    GEOB(encoding=<Encoding.LATIN1: 0>, mime='', filename='', desc='SfMarkers', data=b'\x0c\x00\x00\x00d\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Black Lolita OST'
'TBPM' (BPM (beats per minute))                     '122.9'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video-movies'
'TDRC' (Recording time)                             '1975'
'TIT2' (Title/songname/content description)         'Nervy Guitar'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'T. Tape'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   'library'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.37 dB'
'TXXX:replaygain_track_peak'                        '0.534317'
'TXXX:tracknum'                                     '4'

========================== row from database ==========================
                                              'id'  1476837
                                            'path'  /data/Music/Bulk/0soundtrack/VA - Black Lolita OST (Fraykersrevenge Library 1975) 256Kbps/4 Nervy Guitar (T. Tape).mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  150
                                           'genre'  soundtrack-video-movies
                                        'filesize'  4815078
                                           'mtime'  1642097414
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack VA (Fraykersrevenge Library 1975) 256Kbps 4 (T. Tape) soundtrack video movies
                                      'tag_artist'  T. Tape
                                     'tag_release'  Black Lolita OST
                                       'tag_title'  Nervy Guitar
                                             'bpm'  122.9
                                    'search_title'  'guitar':2 'nervy':1
                                   'search_artist'  't':1,2 'tape':3
                                  'search_release'  'black':1 'lolita':2 'ost':3
                                     'search_rest'  '0soundtrack':1 '1975':6,7 '256kbps':8 '4':9 'fraykersrevenge':3,4 'library':5 'movies':16 'soundtrack':14 't':10,11 'tape':12,13 'va':2 'video':15
                                    'search_combo'  '0soundtrack':9 '1975':14,15 '256kbps':16 '4':17 'black':6C 'fraykersrevenge':11,12 'guitar':2A 'library':13 'lolita':7C 'movies':24 'nervy':1A 'ost':8C 'soundtrack':22 't':3B,4B,18,19 'tape':5B,20,21 'va':10 'video':23
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-2', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['library']
                                        'tag_date'  1975
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642097414.4390569  (2022-01-13 19:10:14)
                             'size'  4815078