======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '149'
                                          'artist'  'Psyclones'
                                     'text_people'  ''
                                         'release'  'Insane Music For Insane People Vol. 6'
                                           'title'  'Tribulation'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-2', "
 "'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['post punk/american/industrial/experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '16'
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '94.3'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Insane Music For Insane People Vol. 6'
'TBPM' (BPM (beats per minute))                     '94.3'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDOR' (Original release time)                      '1984'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'Tribulation'
'TKEY' (Initial key)                                '9A'
'TMED' (Media type)                                 'Cassette'
'TPE1' (Lead performer(s)/Soloist(s))               'Psyclones'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Insane Music'
'TRCK' (Track number/Position in set)               '4/16'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Psyclones'
'TXXX:ARTISTS'                                      'Psyclones'
'TXXX:CATALOGNUMBER'                                'INS 06'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '8e32d271-a291-41df-bd87-d357c8218dc5'
'TXXX:MusicBrainz Album Release Country'            'BE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'dc6b96b0-1552-4909-8832-aacf584bd0a5'
'TXXX:MusicBrainz Release Group Id'                 '106c1a19-f4ca-4616-864f-7be43059101a'
'TXXX:MusicBrainz Release Track Id'                 '9f7f4505-6570-4d86-8bf4-fdce999bbc87'
'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:lastfmtags'                                   'post punk/american/industrial/experimental'
'TXXX:originalyear'                                 '1984'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.52 dB'
'TXXX:replaygain_track_peak'                        '0.939962'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'4ae47b30-dc4e-410c-bcb5-fb2503a922a4')

========================== row from database ==========================
                                              'id'  1364655
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Maybe Mental - 1984 insane music for insane people vol.6/A04 Psyclones - Tribulation.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  149
                                           'genre'  electronic-unsorted
                                        'filesize'  6033536
                                           'mtime'  1642340300
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Maybe Mental 1984 insane music for insane people vol.6 A04 electronic unsorted
                                      'tag_artist'  Psyclones
                                     'tag_release'  Insane Music For Insane People Vol. 6
                                       'tag_title'  Tribulation
                                             'bpm'  94.3
                                    'search_title'  'tribulation':1
                                   'search_artist'  'psyclones':1
                                  'search_release'  '6':7 'for':3 'insane':1 'music':2 'people':4 'vol':5,6
                                     'search_rest'  '1984':3 '6':9 'a04':11 'electronic':12 'for':6 'insane':4 'maybe':1 'mental':2 'music':5 'people':7 'unsorted':13 'vol':8 'vol6':10
                                    'search_combo'  '1984':12 '6':9C,18 'a04':20 'electronic':21 'for':5C,15 'insane':3C,13 'maybe':10 'mental':11 'music':4C,14 'people':6C,16 'psyclones':2B 'tribulation':1A 'unsorted':22 'vol':7C,8C,17 'vol6':19
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  9A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']
                                      'lastfmtags'  ['post punk/american/industrial/experimental']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642340300.001886  (2022-01-16 14:38:20)
                             'size'  6033536