======================== unified (from filesystem) ========================
                                         'bitrate'  '171.812'
                                        'duration'  '863'
                                          'artist'  'Electric Moon'
                                     'text_people'  ''
                                         'release'  'Inferno'
                                           'title'  'Mental Record'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['krautrock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '2'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic-space;set-pl-progspace'
                                             'bpm'  '84.5'
                                             'key'  '7A'
                                        'acoustid'  '8215564e-7531-426e-bb1f-b1da7fc75440'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Inferno'
'TBPM' (BPM (beats per minute))                     '84.5'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic-space', 'set-pl-progspace', 'set-pl-progspace']
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-03-18'
'TIT2' (Title/songname/content description)         'Mental Record'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD-R'
'TPE1' (Lead performer(s)/Soloist(s))               'Electric Moon'
'TPE2' (Band/orchestra/accompaniment)               'Electric Moon'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Sulatron Records'
'TRCK' (Track number/Position in set)               '1/2'
'TSO2'                                              'Electric Moon'
'TSOP' (Performer sort order)                       'Electric Moon'
'TXXX:Acoustid Id'                                  '8215564e-7531-426e-bb1f-b1da7fc75440'
'TXXX:Artists'                                      'Electric Moon'
'TXXX:CATALOGNUMBER'                                'ST CD-R 012'
'TXXX:MusicBrainz Album Artist Id'                  '23e24bc1-d1c5-4a66-b59e-b6696501b999'
'TXXX:MusicBrainz Album Id'                         '662b88f5-b65f-4212-b612-feea78a2abf3'
'TXXX:MusicBrainz Album Release Country'            'DE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '23e24bc1-d1c5-4a66-b59e-b6696501b999'
'TXXX:MusicBrainz Release Group Id'                 'b232d3ba-2448-47f0-a6cc-07d6dada1183'
'TXXX:MusicBrainz Release Track Id'                 'b1719df4-c253-3b91-a272-e25369d9191f'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['krautrock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']
'TXXX:originalyear'                                 '2011'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.48 dB'
'TXXX:replaygain_track_peak'                        '0.470434'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'0e9a6284-6945-4009-b4dd-f506b5253d4c')

========================== row from database ==========================
                                              'id'  1412523
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Electric Moon - Inferno/Electric Moon-Mental Record.mp3
                                         'working'  None
                                         'bitrate'  171
                                    'duration_sec'  863
                                           'genre'  rock-cppex-psychedelic-space;set-pl-progspace
                                        'filesize'  18682547
                                           'mtime'  1620736063
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy rock cppex psychedelic space;set pl progspace
                                      'tag_artist'  Electric Moon
                                     'tag_release'  Inferno
                                       'tag_title'  Mental Record
                                             'bpm'  84.5
                                    'search_title'  'mental':1 'record':2
                                   'search_artist'  'electric':1 'moon':2
                                  'search_release'  'inferno':1
                                     'search_rest'  'classicprogpsy':1 'cppex':3 'pl':9 'progspace':10 'psychedelic':4 'rock':2 'set':6,8 'space':5,7
                                    'search_combo'  'classicprogpsy':6 'cppex':8 'electric':3B 'inferno':5C 'mental':1A 'moon':4B 'pl':14 'progspace':15 'psychedelic':9 'record':2A 'rock':7 'set':11,13 'space':10,12
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['krautrock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']
                                        'tag_date'  2011
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736063.1350374  (2021-05-11 14:27:43)
                             'size'  18682547