======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '342'
                                          'artist'  'Giorgio Moroder'
                                     'text_people'  ''
                                         'release'  'Giorgio Moroder Club Remixes Selection 3 - Back to the Roots'
                                           'title'  'E=MC2 (DJ Linus Remix)'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-1', "
 "'Q-SYN-3', 'Q-BUSY-2', 'Q-GRIT-2', 'Q-PLAY-2', 'q-bass-4', 'Q-CHART-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['electronic', 'disco', 'synthpop', 'soundtrack', '80s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '24'
                                            'date'  '2019'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '123.0'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'APIC:Cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'Cover'
                                     
'TALB' (Album/Movie/Show title)                     'Giorgio Moroder Club Remixes Selection 3 - Back to the Roots'
'TBPM' (BPM (beats per minute))                     '123.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2019'
'TIT2' (Title/songname/content description)         'E=MC2 (DJ Linus Remix)'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'Giorgio Moroder'
'TPE2' (Band/orchestra/accompaniment)               'Giorgio Moroder'
'TPUB' (Publisher)                                  'Solaris Records'
'TRCK' (Track number/Position in set)               '6/24'
'TXXX:CATALOGNUMBER'                                'SOL041'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['electronic', 'disco', 'synthpop', 'soundtrack', '80s']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.83 dB'
'TXXX:replaygain_track_peak'                        '0.536987'

========================== row from database ==========================
                                              'id'  1488619
                                            'path'  /data/Music/Bulk/00dwimp/Giorgio Moroder Club Remixes - Selection 3/emc2_(dj_linus_remix)-2c7bc983.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  342
                                           'genre'  electronic-unsorted
                                        'filesize'  13885510
                                           'mtime'  1620515488
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp emc2_(dj_linus_remix) 2c7bc983 electronic unsorted
                                      'tag_artist'  Giorgio Moroder
                                     'tag_release'  Giorgio Moroder Club Remixes Selection 3 - Back to the Roots
                                       'tag_title'  E=MC2 (DJ Linus Remix)
                                             'bpm'  123.0
                                    'search_title'  'dj':3,4 'e':1 'linus':5 'mc2':2 'remix':6,7
                                   'search_artist'  'giorgio':1 'moroder':2
                                  'search_release'  '3':6 'back':7 'club':3 'giorgio':1 'moroder':2 'remixes':4 'roots':10 'selection':5 'the':9 'to':8
                                     'search_rest'  '00dwimp':1 '2c7bc983':10 'dj':3,7 'electronic':11 'emc2':2,6 'linus':4,8 'remix':5,9 'unsorted':12
                                    'search_combo'  '00dwimp':20 '2c7bc983':29 '3':15C 'back':16C 'club':12C 'dj':3A,4A,22,26 'e':1A 'electronic':30 'emc2':21,25 'giorgio':8B,10C 'linus':5A,23,27 'mc2':2A 'moroder':9B,11C 'remix':6A,7A,24,28 'remixes':13C 'roots':19C 'selection':14C 'the':18C 'to':17C 'unsorted':31
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-3', 'q-other-1', 'Q-BUSY-2', 'Q-PLAY-2', 'q-bass-4']
                                      'lastfmtags'  ['electronic', 'disco', 'synthpop', 'soundtrack', '80s']
                                        'tag_date'  2019
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620515487.6844232  (2021-05-09 01:11:27)
                             'size'  13885510