======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '462'
                                          'artist'  'Aes Dana'
                                     'text_people'  ''
                                         'release'  'Memory Shell'
                                           'title'  'Haze'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['folk metal', 'psychill', 'black metal', 'chillout', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '06'
                                      'tracktotal'  ''
                                            'date'  '2004'
                                        'comments'  ''
                                           'genre'  'electronic-psychill'
                                             'bpm'  '128.1'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Memory Shell'
'TBPM' (BPM (beats per minute))                     '128.1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-psychill'
'TDRC' (Recording time)                             '2004'
'TIT2' (Title/songname/content description)         'Haze'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Aes Dana'
'TPE2' (Band/orchestra/accompaniment)               'Aes Dana'
'TRCK' (Track number/Position in set)               '06'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['folk metal', 'psychill', 'black metal', 'chillout', 'ambient']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.36 dB'
'TXXX:replaygain_track_peak'                        '0.850423'

========================== row from database ==========================
                                              'id'  1367470
                                            'path'  /data/Music/Bulk/00poprockelectronic/00calmer/aes dana/aes dana - memory shell/06 - haze.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  462
                                           'genre'  electronic-psychill
                                        'filesize'  18496741
                                           'mtime'  1636912339
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00calmer aes dana aes dana memory shell 06 haze electronic psychill
                                      'tag_artist'  Aes Dana
                                     'tag_release'  Memory Shell
                                       'tag_title'  Haze
                                             'bpm'  128.1
                                    'search_title'  'haze':1
                                   'search_artist'  'aes':1 'dana':2
                                  'search_release'  'memory':1 'shell':2
                                     'search_rest'  '00calmer':2 '00poprockelectronic':1 'aes':3 'dana':4 'electronic':8 'haze':7 'memory':5 'psychill':9 'shell':6
                                    'search_combo'  '00calmer':7 '00poprockelectronic':6 'aes':2B,8 'dana':3B,9 'electronic':13 'haze':1A,12 'memory':4C,10 'psychill':14 'shell':5C,11
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['folk metal', 'psychill', 'black metal', 'chillout', 'ambient']
                                        'tag_date'  2004
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636912338.951918  (2021-11-14 18:52:18)
                             'size'  18496741