======================== unified (from filesystem) ========================
                                         'bitrate'  '207.076'
                                        'duration'  '177'
                                          'artist'  'Scotch'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Take Me Up'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['russian', 'metalcore', 'italo disco', 'emo', 'emocore']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  ''
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '116.520'
                                             'key'  '3B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '116.520'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2006'
'TIT2' (Title/songname/content description)         'Take Me Up'
'TKEY' (Initial key)                                '3B'
'TPE1' (Lead performer(s)/Soloist(s))               'Scotch'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '9'
'TXXX:Q-HAP'                                        '4'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['russian', 'metalcore', 'italo disco', 'emo', 'emocore']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+2.29 dB'
'TXXX:replaygain_track_peak'                        '0.531912'

========================== row from database ==========================
                                              'id'  1421873
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/109_scotch_-_take_me_up.mp3
                                         'working'  None
                                         'bitrate'  207
                                    'duration_sec'  177
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  4601382
                                           'mtime'  1620607726
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco 109_scotch_ _take_me_up electronic we disco or
                                      'tag_artist'  Scotch
                                     'tag_release'  miscitalo
                                       'tag_title'  Take Me Up
                                             'bpm'  116.52
                                    'search_title'  'me':2 'take':1 'up':3
                                   'search_artist'  'scotch':1
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '109':5 'disco':3 'electronic':10 'me':8 'or':12 'scotch':6 'take':7 'up':9 'waves':2 'we':11
                                    'search_combo'  '00disco':9 '00poprockelectronic':6 '109':10 'disco':8 'electronic':15 'me':2A,13 'miscitalo':5C 'or':17 'scotch':4B,11 'take':1A,12 'up':3A,14 'waves':7 'we':16
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-4', 'q-bass-3', 'q-grit-1']
                                      'lastfmtags'  ['russian', 'metalcore', 'italo disco', 'emo', 'emocore']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620607726.3977149  (2021-05-10 02:48:46)
                             'size'  4601382