======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '370'
                                          'artist'  'Silent Circle'
                                     'text_people'  ''
                                         'release'  'miscitalo'
                                           'title'  'Special Megamix'
                                           'quals'  ("['Q-HAP-4', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-1', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['italo disco', 'dance', 'pop', 'disco', 'eurodisco', '80s']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-we-disco or italo'
                                             'bpm'  '120.686'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'miscitalo'
'TBPM' (BPM (beats per minute))                     '120.686'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-disco or italo'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Special Megamix'
'TKEY' (Initial key)                                '11A'
'TPE1' (Lead performer(s)/Soloist(s))               'Silent Circle'
'TRCK' (Track number/Position in set)               '1'
'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'                                   ['italo disco', 'dance', 'pop', 'disco', 'eurodisco', '80s']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '-0.23 dB'
'TXXX:replaygain_track_peak'                        '0.619154'

========================== row from database ==========================
                                              'id'  1291917
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00disco-italo/King Kong & D. Jungle Girls - The Best Of Megamix vol.07 (80s italo-disco) (Mr)/01 - Silent Circle - Special Megamix (Part II) ..... (6.10).mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  370
                                           'genre'  electronic-we-disco or italo
                                        'filesize'  8893138
                                           'mtime'  1620609288
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00disco King Kong & D. Jungle Girls The Best Of vol.07 (80s disco) (Mr) 01 (Part II) ..... (6.10) electronic we disco or
                                      'tag_artist'  Silent Circle
                                     'tag_release'  miscitalo
                                       'tag_title'  Special Megamix
                                             'bpm'  120.686
                                    'search_title'  'megamix':2 'special':1
                                   'search_artist'  'circle':2 'silent':1
                                  'search_release'  'miscitalo':1
                                     'search_rest'  '00disco':4 '00poprockelectronic':1 '07':15 '10':27 '6':26 '610':28 '80s':17,18 'best':12 'd':7,8 'disco':3,19 'electronic':29 'girls':10 'ii':24,25 'jungle':9 'king':5 'kong':6 'mr':20,21 'of':13 'or':31 'part':22,23 'the':11 'vol':14 'vol07':16 'waves':2 'we':30
                                    'search_combo'  '00disco':9 '00poprockelectronic':6 '07':20 '10':32 '6':31 '610':33 '80s':22,23 'best':17 'circle':4B 'd':12,13 'disco':8,24 'electronic':34 'girls':15 'ii':29,30 'jungle':14 'king':10 'kong':11 'megamix':2A 'miscitalo':5C 'mr':25,26 'of':18 'or':36 'part':27,28 'silent':3B 'special':1A 'the':16 'vol':19 'vol07':21 'waves':7 'we':35
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  11A
                                           '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-2', 'q-other-2', 'Q-HAP-4', 'q-bass-2', 'q-grit-1']
                                      'lastfmtags'  ['italo disco', 'dance', 'pop', 'disco', 'eurodisco', '80s']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620609288.0711937  (2021-05-10 03:14:48)
                             'size'  8893138