======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '850'
                                          'artist'  'Esoteric'
                                     'text_people'  ''
                                         'release'  'maleta  acid rave'
                                           'title'  'OR100 Esoteric B1 - Esoteric vs_ Hybrid'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'Q-GRIT-3', 'q-bass-4', '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-3']")
                                      'lastfmtags'  ("['doom metal', 'funeral doom metal', 'funeral doom', 'atmospheric', "
 "'hip-hop', 'death metal']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid;(Geen)'
                                             'bpm'  '106.8'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'maleta  acid rave'
'TBPM' (BPM (beats per minute))                     '106.8'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-th-techno-acid', '(Geen)']
'TIT2' (Title/songname/content description)         'OR100 Esoteric B1 - Esoteric vs_ Hybrid'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Esoteric'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '1'
'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'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '4'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['doom metal',
 'funeral doom metal',
 'funeral doom',
 'atmospheric',
 'hip-hop',
 'death metal']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.91 dB'
'TXXX:replaygain_track_peak'                        '0.583673'

========================== row from database ==========================
                                              'id'  1485087
                                            'path'  /data/Music/Bulk/00poprockelectronic/maleta__ acid rave/esoteric - dancing with the devil b1.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  850
                                           'genre'  electronic-th-techno-acid;(Geen)
                                        'filesize'  20422538
                                           'mtime'  1620573770
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic maleta__ esoteric dancing with the devil b1 electronic th techno acid;(Geen)
                                      'tag_artist'  Esoteric
                                     'tag_release'  maleta  acid rave
                                       'tag_title'  OR100 Esoteric B1 - Esoteric vs_ Hybrid
                                             'bpm'  106.8
                                    'search_title'  'b1':3 'esoteric':2 'hybrid':5 'or100':1 'vs':4
                                   'search_artist'  'esoteric':1
                                  'search_release'  'acid':2 'maleta':1 'rave':3
                                     'search_rest'  '00poprockelectronic':1 'acid':12,14 'b1':8 'dancing':4 'devil':7 'electronic':9 'esoteric':3 'geen':13,15 'maleta':2 'techno':11 'th':10 'the':6 'with':5
                                    'search_combo'  '00poprockelectronic':10 'acid':8C,21,23 'b1':3A,17 'dancing':13 'devil':16 'electronic':18 'esoteric':2A,6B,12 'geen':22,24 'hybrid':5A 'maleta':7C,11 'or100':1A 'rave':9C 'techno':20 'th':19 'the':15 'vs':4A 'with':14
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', '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-4']
                                      'lastfmtags'  ['doom metal', 'funeral doom metal', 'funeral doom', 'atmospheric', 'hip-hop', 'death metal']
                                        'tag_date'  
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620573769.5297291  (2021-05-09 17:22:49)
                             'size'  20422538