======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '183'
                                          'artist'  'New Juggler Sound'
                                     'text_people'  ''
                                         'release'  'Psychodelicias Vol. 6'
                                           'title'  'I Must Go'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-2', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-chart-1', 'q-drums-1', 'q-other-3', "
 "'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-2']")
                                      'lastfmtags'  "['psychedelic rock', 'peru', 'peruvian rock', 'rock', 'garage rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  ''
                                            'date'  '1965'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '120.758'
                                             'key'  '12B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Psychodelicias Vol. 6'
'TBPM' (BPM (beats per minute))                     '120.758'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDRC' (Recording time)                             '1965'
'TIT2' (Title/songname/content description)         'I Must Go'
'TKEY' (Initial key)                                '12B'
'TPE1' (Lead performer(s)/Soloist(s))               'New Juggler Sound'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['psychedelic rock', 'peru', 'peruvian rock', 'rock', 'garage rock']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '-1.31 dB'
'TXXX:replaygain_track_peak'                        '0.265175'

========================== row from database ==========================
                                              'id'  1416507
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Psychodelicias vol.06 (spanish 60s)/06 New Juggler Sound - I Must Go.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  183
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  6517439
                                           'mtime'  1620736860
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy vol.06 (spanish 60s) 06 rock cppex psychedelic
                                      'tag_artist'  New Juggler Sound
                                     'tag_release'  Psychodelicias Vol. 6
                                       'tag_title'  I Must Go
                                             'bpm'  120.758
                                    'search_title'  'go':3 'i':1 'must':2
                                   'search_artist'  'juggler':2 'new':1 'sound':3
                                  'search_release'  '6':4 'psychodelicias':1 'vol':2,3
                                     'search_rest'  '06':3 '60s':7,8 'classicprogpsy':1 'cppex':10 'psychedelic':11 'rock':9 'spanish':5,6 'vol':2 'vol06':4
                                    'search_combo'  '06':13 '6':10C '60s':17,18 'classicprogpsy':11 'cppex':20 'go':3A 'i':1A 'juggler':5B 'must':2A 'new':4B 'psychedelic':21 'psychodelicias':7C 'rock':19 'sound':6B 'spanish':15,16 'vol':8C,9C,12 'vol06':14
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  12B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['psychedelic rock', 'peru', 'peruvian rock', 'rock', 'garage rock']
                                        'tag_date'  1965
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736860.4694002  (2021-05-11 14:41:00)
                             'size'  6517439