======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '660'
                                          'artist'  'Mirovia'
                                     'text_people'  ''
                                         'release'  'Welcome to Rodinia'
                                           'title'  'Abyssal'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-3', 'q-bass-4', 'q-drums-3', "
 "'q-other-3', 'q-piano-1', 'q-vocals-1', 'Q-MIXBEAT-2', 'Q-PLAY-3', "
 "'Q-CHART-1']")
                                      'lastfmtags'  "['ambient', 'post-rock', 'psychedelic', 'instrumental', 'dark ambient']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '7'
                                            'date'  '2012'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic;set-pl-progspace'
                                             'bpm'  '87.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Welcome to Rodinia'
'TBPM' (BPM (beats per minute))                     '87.9'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic', 'set-pl-progspace']
'TDOR' (Original release time)                      '2012'
'TDRC' (Recording time)                             '2012-04-17'
'TIT2' (Title/songname/content description)         'Abyssal'
'TKEY' (Initial key)                                '1A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'Mirovia'
'TPE2' (Band/orchestra/accompaniment)               'Mirovia'
'TPOS' (Part of a set)                              '1/1'
'TRCK' (Track number/Position in set)               '6/7'
'TSO2'                                              'Mirovia'
'TSOP' (Performer sort order)                       'Mirovia'
'TXXX:ARTISTS'                                      'Mirovia'
'TXXX:Artists'                                      'Mirovia'
'TXXX:MusicBrainz Album Artist Id'                  '7446ef1b-fb84-40b9-96dc-b4123f847bce'
'TXXX:MusicBrainz Album Id'                         'efd22bff-f005-4cd2-b53d-5d3dfc083844'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        '7446ef1b-fb84-40b9-96dc-b4123f847bce'
'TXXX:MusicBrainz Release Group Id'                 'd50cc7a9-fa51-4909-b3f0-e72e3872af14'
'TXXX:MusicBrainz Release Track Id'                 '51170d6b-3966-4d9d-8900-a4828f0c7369'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'TXXX:Q-GRIT'                                       '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['ambient', 'post-rock', 'psychedelic', 'instrumental', 'dark ambient']
'TXXX:originalyear'                                 '2012'
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.07 dB'
'TXXX:replaygain_track_peak'                        '0.679173'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'b40eaabe-cbbc-4818-b15e-ced694d640b5')

========================== row from database ==========================
                                              'id'  1485602
                                            'path'  /data/Music/Bulk/00poprockelectronic/[2012] Welcome to Rodinia/06 Mirovia - Abyssal.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  660
                                           'genre'  rock-cppex-psychedelic;set-pl-progspace
                                        'filesize'  10658574
                                           'mtime'  1620737443
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [2012] 06 rock cppex psychedelic;set pl progspace
                                      'tag_artist'  Mirovia
                                     'tag_release'  Welcome to Rodinia
                                       'tag_title'  Abyssal
                                             'bpm'  87.9
                                    'search_title'  'abyssal':1
                                   'search_artist'  'mirovia':1
                                  'search_release'  'rodinia':3 'to':2 'welcome':1
                                     'search_rest'  '00poprockelectronic':1 '2012':2,3 'cppex':5 'pl':10 'progspace':11 'psychedelic':6,8 'rock':4 'set':7,9
                                    'search_combo'  '00poprockelectronic':6 '2012':7,8 'abyssal':1A 'cppex':10 'mirovia':2B 'pl':15 'progspace':16 'psychedelic':11,13 'rock':9 'rodinia':5C 'set':12,14 'to':4C 'welcome':3C
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-1', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['ambient', 'post-rock', 'psychedelic', 'instrumental', 'dark ambient']
                                        'tag_date'  2012
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620737443.1658134  (2021-05-11 14:50:43)
                             'size'  10658574