======================== unified (from filesystem) ========================
                                         'bitrate'  '216.159'
                                        'duration'  '420'
                                          'artist'  'Peter Vriends'
                                     'text_people'  ''
                                         'release'  'maleta  acid rave'
                                           'title'  'Quadripart Project Joy (Exit Eee Remix)'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-GRIT-3', 'q-bass-3', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-1', 'Q-SYN-4', 'Q-BUSY-3', 'Q-PLAY-2', 'Q-CHART-2', "
 "'Q-MIXBEAT-3']")
                                      'lastfmtags'  "['techno', 'trance', 'ambient', 'house', 'nederlands']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-acid'
                                             'bpm'  '133.0'
                                             'key'  '10B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'maleta  acid rave'
'TBPM' (BPM (beats per minute))                     '133.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-acid'
'TDRC' (Recording time)                             '1995'
'TIT2' (Title/songname/content description)         'Quadripart Project Joy (Exit Eee Remix)'
'TKEY' (Initial key)                                '10B'
'TPE1' (Lead performer(s)/Soloist(s))               'Peter Vriends'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'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:lastfmtags'                                   ['techno', 'trance', 'ambient', 'house', 'nederlands']
'TXXX:q-bass'                                       '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.38 dB'
'TXXX:replaygain_track_peak'                        '0.892497'

========================== row from database ==========================
                                              'id'  1484164
                                            'path'  /data/Music/Bulk/00poprockelectronic/maleta__ acid rave/peter vriends - quadripart project joy (exit eee remix).mp3
                                         'working'  None
                                         'bitrate'  216
                                    'duration_sec'  420
                                           'genre'  electronic-th-techno-acid
                                        'filesize'  11365975
                                           'mtime'  1620573805
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic maleta__ peter vriends quadripart project joy (exit eee remix) electronic th techno
                                      'tag_artist'  Peter Vriends
                                     'tag_release'  maleta  acid rave
                                       'tag_title'  Quadripart Project Joy (Exit Eee Remix)
                                             'bpm'  133.0
                                    'search_title'  'eee':6 'exit':4,5 'joy':3 'project':2 'quadripart':1 'remix':7,8
                                   'search_artist'  'peter':1 'vriends':2
                                  'search_release'  'acid':2 'maleta':1 'rave':3
                                     'search_rest'  '00poprockelectronic':1 'eee':10 'electronic':13 'exit':8,9 'joy':7 'maleta':2 'peter':3 'project':6 'quadripart':5 'remix':11,12 'techno':15 'th':14 'vriends':4
                                    'search_combo'  '00poprockelectronic':14 'acid':12C 'eee':6A,23 'electronic':26 'exit':4A,5A,21,22 'joy':3A,20 'maleta':11C,15 'peter':9B,16 'project':2A,19 'quadripart':1A,18 'rave':13C 'remix':7A,8A,24,25 'techno':28 'th':27 'vriends':10B,17
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  10B
                                           '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-3']
                                      'lastfmtags'  ['techno', 'trance', 'ambient', 'house', 'nederlands']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620573805.0570922  (2021-05-09 17:23:25)
                             'size'  11365975