======================== unified (from filesystem) ========================
                                         'bitrate'  '298.346'
                                        'duration'  '292'
                                          'artist'  'Garry Bradbury'
                                     'text_people'  ''
                                         'release'  'Panspermia (Selected Works 1986 - 2005)'
                                           'title'  'Molotov (Hot Dog On A Dog)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['electronic', 'experimental']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '20'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '138.5'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'APIC:cover'                                        type PictureType.COVER_FRONT (Cover (front)) b'cover'
                                     
'COMM::eng'                                         'Vinyl-on-demand | vod138.5/6'
'TALB' (Album/Movie/Show title)                     'Panspermia (Selected Works 1986 - 2005)'
'TBPM' (BPM (beats per minute))                     '138.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Molotov (Hot Dog On A Dog)'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Garry Bradbury'
'TPUB' (Publisher)                                  'Vinyl-on-demand'
'TRCK' (Track number/Position in set)               '20'
'TSOP' (Performer sort order)                       'Bradbury, Garry'
'TXXX:CATALOG'                                      'vod138.5 /vod138.6'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronic', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.21 dB'
'TXXX:replaygain_track_peak'                        '0.674161'

========================== row from database ==========================
                                              'id'  726210
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Garry Bradbury ‎– Panspermia (Selected Works 1986 - 2005)/20 - Molotov (Hot Dog On A Dog).mp3
                                         'working'  None
                                         'bitrate'  298
                                    'duration_sec'  292
                                           'genre'  electronic-experimental
                                        'filesize'  11045115
                                           'mtime'  1636916889
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm ‎– electronic experimental
                                      'tag_artist'  Garry Bradbury
                                     'tag_release'  Panspermia (Selected Works 1986 - 2005)
                                       'tag_title'  Molotov (Hot Dog On A Dog)
                                             'bpm'  138.5
                                    'search_title'  'a':6 'dog':4,7 'hot':2,3 'molotov':1 'on':5
                                   'search_artist'  'bradbury':2 'garry':1
                                  'search_release'  '1986':5 '2005':6,7 'panspermia':1 'selected':2,3 'works':4
                                     'search_rest'  'electronic':1 'experimental':2
                                    'search_combo'  '1986':14C '2005':15C,16C 'a':6A 'bradbury':9B 'dog':4A,7A 'electronic':17 'experimental':18 'garry':8B 'hot':2A,3A 'molotov':1A 'on':5A 'panspermia':10C 'selected':11C,12C 'works':13C
                                    'tag_tracknum'  20
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electronic', 'experimental']
                                        'tag_date'  2000
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636916888.5985293  (2021-11-14 20:08:08)
                             'size'  11045115