======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '312'
                                          'artist'  'Hawkwind'
                                     'text_people'  'S. King/A. Powell'
                                         'release'  'Warrior on the Edge of Time'
                                           'title'  'Opa-Loka'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-1', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['progressive rock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '12'
                                            'date'  '1993'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic;set-pl-progspace'
                                             'bpm'  '91.144'
                                             'key'  '3B'
                                        'acoustid'  '939bbc68-cfb6-43cf-b3b7-911a8bef56f9'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:ID3v1 Comment:XXX'                            ' 0000028E 00000364 0000209C'
'COMM:iTunNORM:eng'                                 (' 0000028E 00000364 0000209C 000036BC 0001B27D 0003A0FA 0000832B 0000835D '
 '0003CA68 0002C3C1')
'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000744 0000000000D2882C 00000000 00BEDD3A 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_IDs:eng'                          '12+59231BACA1A3BA6333C3B5A843F9D9F2+979453'
'TALB' (Album/Movie/Show title)                     'Warrior on the Edge of Time'
'TBPM' (BPM (beats per minute))                     '91.144'
'TCOM' (Composer)                                   'S. King/A. Powell'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic', 'set-pl-progspace']
'TDOR' (Original release time)                      '1975'
'TDRC' (Recording time)                             '1993'
'TENC' (Encoded by)                                 'iTunes v7.4.2.4'
'TIT2' (Title/songname/content description)         'Opa-Loka'
'TKEY' (Initial key)                                '3B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Hawkwind'
'TPE2' (Band/orchestra/accompaniment)               'Hawkwind'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Griffin Music'
'TRCK' (Track number/Position in set)               '4/12'
'TSO2'                                              'Hawkwind'
'TSOP' (Performer sort order)                       'Hawkwind'
'TSSE' (Software/Hardware and settings used for encoding)  'iTunes v7.4.2.4'
'TXXX:Acoustid Id'                                  '939bbc68-cfb6-43cf-b3b7-911a8bef56f9'
'TXXX:CATALOGNUMBER'                                '55421 3931-2'
'TXXX:MusicBrainz Album Artist Id'                  '5a28f8c2-31fb-4047-ae57-c5c326989262'
'TXXX:MusicBrainz Album Id'                         'b1384104-e9c1-317e-ae3b-48441870e969'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5a28f8c2-31fb-4047-ae57-c5c326989262'
'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:lastfmtags'                                   ['progressive rock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']
'TXXX:q-bass'                                       '4'
'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'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.85 dB'
'TXXX:replaygain_track_peak'                        '0.728233'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'8405ccda-d9da-44ef-9f12-3d4a97f9c53e')

========================== row from database ==========================
                                              'id'  1416595
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Warrior On The Edge Of Time/1-04 Opa-Loka.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  312
                                           'genre'  rock-cppex-psychedelic;set-pl-progspace
                                        'filesize'  13054849
                                           'mtime'  1620737227
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy On The Of 1 04 rock cppex psychedelic;set pl progspace
                                      'tag_artist'  Hawkwind
                                     'tag_release'  Warrior on the Edge of Time
                                       'tag_title'  Opa-Loka
                                             'bpm'  91.144
                                    'search_title'  'loka':2 'opa':1 'opaloka':3
                                   'search_artist'  'hawkwind':1
                                  'search_release'  'edge':4 'of':5 'on':2 'the':3 'time':6 'warrior':1
                                     'search_rest'  '1':5 'classicprogpsy':1 'cppex':7 'of':4 'on':2 'pl':12 'progspace':13 'psychedelic':8,10 'rock':6 'set':9,11 'the':3
                                    'search_combo'  '1':15 'classicprogpsy':11 'cppex':17 'edge':8C 'hawkwind':4B 'loka':2A 'of':9C,14 'on':6C,12 'opa':1A 'opaloka':3A 'pl':22 'progspace':23 'psychedelic':18,20 'rock':16 'set':19,21 'the':7C,13 'time':10C 'warrior':5C
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  3B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'space rock', 'psychedelic rock', 'psychedelic', 'rock']
                                        'tag_date'  1993
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737226.9924028  (2021-05-11 14:47:06)
                             'size'  13054849