======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '342'
                                          'artist'  'Chris Liberator'
                                     'text_people'  ''
                                         'release'  'Prolekulture'
                                           'title'  'Pilgrimage to Paradise (original Barrel Beat mix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-GRIT-3', 'q-bass-3', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-PLAY-2', 'Q-CHART-2', 'Q-MIXBEAT-4']")
                                      'lastfmtags'  "['acid techno', 'techno', 'acid', 'electronic', 'british']"
                                     'discogstags'  "['techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '1997'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid'
                                             'bpm'  '143.0'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Prolekulture'
'TBPM' (BPM (beats per minute))                     '143.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-acid'
'TIT2' (Title/songname/content description)         'Pilgrimage to Paradise (original Barrel Beat mix)'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Various Artists'
'TPE2' (Band/orchestra/accompaniment)               'Chris Liberator'
'TRCK' (Track number/Position in set)               '3'
'TXXX:DATE'                                         '1997'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '9e36160f-04f2-40eb-852d-132446b4a62a'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'compilation'
'TXXX:MusicBrainz Artist Id'                        '811e2042-846b-48ef-a739-6d1ed69155ac'
'TXXX:MusicBrainz TRM Id'                           'a51f0535-91d7-4819-8bf3-d3f379b91bf5'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '4'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['techno', 'electronic']
'TXXX:lastfmtags'                                   ['acid techno', 'techno', 'acid', 'electronic', 'british']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.529366'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0451f30e-6656-44b2-b12a-ae98e3330543')

========================== row from database ==========================
                                              'id'  1484353
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Prolekulture (mixed by chris liberator)/03. Sourmash - Pilgrimage to Paradise (original Barrel Beat mix).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  342
                                           'genre'  electronic-th-techno-acid
                                        'filesize'  6850405
                                           'mtime'  1620586517
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy (mixed by chris liberator) 03. Sourmash electronic th techno acid
                                      'tag_artist'  Chris Liberator
                                     'tag_release'  Prolekulture
                                       'tag_title'  Pilgrimage to Paradise (original Barrel Beat mix)
                                             'bpm'  143.0
                                    'search_title'  'barrel':6 'beat':7 'mix':8,9 'original':4,5 'paradise':3 'pilgrimage':1 'to':2
                                   'search_artist'  'chris':1 'liberator':2
                                  'search_release'  'prolekulture':1
                                     'search_rest'  '03':8,9 'acid':14 'by':4 'chris':5 'classicprogpsy':1 'electronic':11 'liberator':6,7 'mixed':2,3 'sourmash':10 'techno':13 'th':12
                                    'search_combo'  '03':20,21 'acid':26 'barrel':6A 'beat':7A 'by':16 'chris':10B,17 'classicprogpsy':13 'electronic':23 'liberator':11B,18,19 'mix':8A,9A 'mixed':14,15 'original':4A,5A 'paradise':3A 'pilgrimage':1A 'prolekulture':12C 'sourmash':22 'techno':25 'th':24 'to':2A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-4', 'Q-OLDST-3', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-4', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-2', 'q-bass-3']
                                      'lastfmtags'  ['acid techno', 'techno', 'acid', 'electronic', 'british']
                                        'tag_date'  1997
                                     'discogstags'  ['techno', 'electronic']

============================== file details ==============================
                                           'mtime'  1620586517.4050436  (2021-05-09 20:55:17)
                             'size'  6850405