======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '336'
                                          'artist'  'Skinny Puppy'
                                     'text_people'  'Nivek Ogre, cEvin Key & Dwayne Rudolph Goettel'
                                         'release'  'VIVIsectVI'
                                           'title'  'VX Gas Attack'
                                           'quals'  ("['Q-UNU-2', 'Q-JZFKS-1', 'Q-HAP-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'Q-SYN-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-3', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-2', 'Q-MIXBEAT-2', 'Q-BUSY-3', "
 "'Q-GRIT-4']")
                                      'lastfmtags'  "['industrial', 'electronic', 'ebm', 'experimental', 'industrial rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  '13'
                                            'date'  '1988'
                                        'comments'  ''
                                           'genre'  'eid-ebm or industrial or darkwave'
                                             'bpm'  '118.1'
                                             'key'  '6A'
                                        'acoustid'  '61b5c9b8-de1d-4720-9dea-13d416019c92'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'VIVIsectVI'
'TBPM' (BPM (beats per minute))                     '118.1'
'TCOM' (Composer)                                   'Nivek Ogre, cEvin Key & Dwayne Rudolph Goettel'
'TCON' (Content type, a.k.a. Genre)                 'eid-ebm or industrial or darkwave'
'TDOR' (Original release time)                      '1988'
'TDRC' (Recording time)                             '1988'
'TIT2' (Title/songname/content description)         'VX Gas Attack'
'TKEY' (Initial key)                                '6A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Skinny Puppy'
'TPE2' (Band/orchestra/accompaniment)               'Skinny Puppy'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Nettwerk Europe'
'TRCK' (Track number/Position in set)               '2/13'
'TSO2'                                              'Skinny Puppy'
'TSOP' (Performer sort order)                       'Skinny Puppy'
'TXXX:ASIN'                                         'B00002788Q'
'TXXX:Acoustid Id'                                  '61b5c9b8-de1d-4720-9dea-13d416019c92'
'TXXX:Artists'                                      'Skinny Puppy'
'TXXX:BARCODE'                                      '5413356202120'
'TXXX:CATALOGNUMBER'                                'NET 021 CD'
'TXXX:MusicBrainz Album Artist Id'                  '5a24bc1a-c093-4a82-84ed-8d7f2da0570d'
'TXXX:MusicBrainz Album Id'                         'd57bce49-8d6f-4d75-a096-37a49d529c2d'
'TXXX:MusicBrainz Album Release Country'            'XE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '5a24bc1a-c093-4a82-84ed-8d7f2da0570d'
'TXXX:MusicBrainz Release Group Id'                 'c524df65-33fc-44fd-9613-3da636fbafdb'
'TXXX:MusicBrainz Release Track Id'                 '394efc2a-9d61-34e6-bd54-11c3029e671a'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '4'
'TXXX:Q-HAP'                                        '1'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['industrial', 'electronic', 'ebm', 'experimental', 'industrial rock']
'TXXX:originalyear'                                 '1988'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.74 dB'
'TXXX:replaygain_track_peak'                        '0.720542'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'586eefff-7f06-40a0-85a0-518f1b19043d')

========================== row from database ==========================
                                              'id'  1489347
                                            'path'  /data/Music/Bulk/00dwimp/1988 vivisectvi/02 VX Gas Attack.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  336
                                           'genre'  eid-ebm or industrial or darkwave
                                        'filesize'  8129912
                                           'mtime'  1620296089
                                   'redo_metaread'  0
                                        'rest_str'   00dwimp 1988 vivisectvi 02 eid ebm or industrial or darkwave
                                      'tag_artist'  Skinny Puppy
                                     'tag_release'  VIVIsectVI
                                       'tag_title'  VX Gas Attack
                                             'bpm'  118.1
                                    'search_title'  'attack':3 'gas':2 'vx':1
                                   'search_artist'  'puppy':2 'skinny':1
                                  'search_release'  'vi':3 'vivisect':2 'vivisectvi':1
                                     'search_rest'  '00dwimp':1 '1988':2 'darkwave':8 'ebm':5 'eid':4 'industrial':7 'or':6 'vivisectvi':3
                                    'search_combo'  '00dwimp':9 '1988':10 'attack':3A 'darkwave':16 'ebm':13 'eid':12 'gas':2A 'industrial':15 'or':14 'puppy':5B 'skinny':4B 'vi':8C 'vivisect':7C 'vivisectvi':6C,11 'vx':1A
                                    'tag_tracknum'  2
                                      'num_images'  1
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-4', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-3', 'q-other-2', 'Q-BUSY-3', 'Q-HAP-1', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  ['industrial', 'electronic', 'ebm', 'experimental', 'industrial rock']
                                        'tag_date'  1988
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620296088.8457305  (2021-05-06 12:14:48)
                             'size'  8129912