======================== unified (from filesystem) ========================
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                                        'duration'  '788'
                                          'artist'  'My Brother the Wind'
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                                           'title'  'Fire! Fire!!'
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 "'q-chart-2', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
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                                      'lastfmtags'  ("['instrumental', 'progressive rock', 'space rock', 'psychedelic rock', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '6'
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic'
                                             'bpm'  '136.8'
                                             'key'  '12B'
                                        'acoustid'  'e2378fdc-2c0d-4ab4-b69a-5bb2c8349560'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'COMM:Songs-DB_Custom1:XXX'                         'done'
'COMM:Songs-DB_Custom2:XXX'                         'lars'
'COMM:Songs-DB_Custom3:XXX'                         'michiel van zwieten'
'COMM:Songs-DB_Custom4:XXX'                         'swe'
'TALB' (Album/Movie/Show title)                     'I Wash My Soul in the Stream of Infinity'
'TBPM' (BPM (beats per minute))                     '136.8'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-psychedelic'
'TDOR' (Original release time)                      '2011'
'TDRC' (Recording time)                             '2011-11-02'
'TIT2' (Title/songname/content description)         'Fire! Fire!!'
'TKEY' (Initial key)                                '12B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'My Brother the Wind'
'TPE2' (Band/orchestra/accompaniment)               'My Brother the Wind'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Transubstans Records'
'TRCK' (Track number/Position in set)               '1/6'
'TSO2'                                              'My Brother the Wind'
'TSOP' (Performer sort order)                       'My Brother the Wind'
'TXXX:ASIN'                                         'B005VMHASM'
'TXXX:Acoustid Id'                                  'e2378fdc-2c0d-4ab4-b69a-5bb2c8349560'
'TXXX:Artists'                                      'My Brother the Wind'
'TXXX:BARCODE'                                      '7393210233423'
'TXXX:CATALOGNUMBER'                                'TRANS090'
'TXXX:MusicBrainz Album Artist Id'                  'c6f05a97-d587-4735-b384-a6a286972e78'
'TXXX:MusicBrainz Album Id'                         '9eb20b84-ddf9-4ce5-829a-5f83fca99389'
'TXXX:MusicBrainz Album Release Country'            'SE'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'c6f05a97-d587-4735-b384-a6a286972e78'
'TXXX:MusicBrainz Release Group Id'                 '3508fa0a-9246-4940-ab2b-a39db7da9900'
'TXXX:MusicBrainz Release Track Id'                 '4fcece6b-84f1-397f-9423-27ca1c336f21'
'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'                                   ['instrumental',
 'progressive rock',
 'space rock',
 'psychedelic rock',
 'psychedelic']
'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'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+6.63 dB'
'TXXX:replaygain_track_peak'                        '0.133480'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'182a022b-cfd8-4749-9572-02d31118f78d')

========================== row from database ==========================
                                              'id'  1409178
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/My Brother the Wind - (2011) i wash my soul in the stream of infinity/01 - fire! fire!.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  788
                                           'genre'  rock-cppex-psychedelic
                                        'filesize'  31636236
                                           'mtime'  1620736671
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy (2011) wash my soul stream infinity 01 fire! fire! rock cppex psychedelic
                                      'tag_artist'  My Brother the Wind
                                     'tag_release'  I Wash My Soul in the Stream of Infinity
                                       'tag_title'  Fire! Fire!!
                                             'bpm'  136.8
                                    'search_title'  'fire':1,2
                                   'search_artist'  'brother':2 'my':1 'the':3 'wind':4
                                  'search_release'  'i':1 'in':5 'infinity':9 'my':3 'of':8 'soul':4 'stream':7 'the':6 'wash':2
                                     'search_rest'  '2011':2,3 'classicprogpsy':1 'cppex':11 'fire':9 'infinity':8 'my':5 'psychedelic':12 'rock':10 'soul':6 'stream':7 'wash':4
                                    'search_combo'  '2011':17,18 'brother':4B 'classicprogpsy':16 'cppex':26 'fire':1A,2A,24 'i':7C 'in':11C 'infinity':15C,23 'my':3B,9C,20 'of':14C 'psychedelic':27 'rock':25 'soul':10C,21 'stream':13C,22 'the':5B,12C 'wash':8C,19 'wind':6B
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  12B
                                           '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-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['instrumental', 'progressive rock', 'space rock', 'psychedelic rock', 'psychedelic']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736671.308981  (2021-05-11 14:37:51)
                             'size'  31636236