======================== unified (from filesystem) ========================
                                         'bitrate'  '269.697'
                                        'duration'  '84'
                                          'artist'  'RQ'
                                     'text_people'  ''
                                         'release'  '♞'
                                           'title'  '♫ V/ NICE C☹NFUSION'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', "
 "'Q-UNU-1', 'q-syn-4', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['trap', 'ambient', 'renard', 'electronic', 'experimental', 'microfunk']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '12'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-beats'
                                             'bpm'  '126.647'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '♞'
'TBPM' (BPM (beats per minute))                     '126.647'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-beats'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013-09-20'
'TIT2' (Title/songname/content description)         '♫ V/ NICE C☹NFUSION'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 'Digital Media'
'TPE1' (Lead performer(s)/Soloist(s))               'RQ'
'TPE2' (Band/orchestra/accompaniment)               'RQ'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'LapFox Trax'
'TRCK' (Track number/Position in set)               '5/12'
'TSO2'                                              'RQ'
'TSOP' (Performer sort order)                       'RQ'
'TXXX:Artists'                                      'RQ'
'TXXX:MusicBrainz Album Artist Id'                  'cb611a50-28e6-403e-aa8c-79fafb3f9dbd'
'TXXX:MusicBrainz Album Id'                         '82591721-a548-4fc3-bff8-eb1046df31c4'
'TXXX:MusicBrainz Album Release Country'            'XW'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'cb611a50-28e6-403e-aa8c-79fafb3f9dbd'
'TXXX:MusicBrainz Release Group Id'                 'c1502087-a01e-4fa3-9b1d-2686324b3fd5'
'TXXX:MusicBrainz Release Track Id'                 '60cd4bba-161d-4cef-b6ca-987bb996d4b6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['trap', 'ambient', 'renard', 'electronic', 'experimental', 'microfunk']
'TXXX:originalyear'                                 '2013'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.93 dB'
'TXXX:replaygain_track_peak'                        '0.453397'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'7ff8f749-92c4-47a3-af34-7dece736310c')

========================== row from database ==========================
                                              'id'  1422063
                                            'path'  /data/Music/Bulk/00poprockelectronic/[LM]RQ - ♞/mp3/RQ - ♞ - 05 ♫ Ⅴ／ NICE C☹NFUSION.mp3
                                         'working'  None
                                         'bitrate'  269
                                    'duration_sec'  84
                                           'genre'  electronic-generic or radio-beats
                                        'filesize'  2975653
                                           'mtime'  1620594173
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [LM]RQ mp3 05 Ⅴ／ electronic generic or radio beats
                                      'tag_artist'  RQ
                                     'tag_release'  ♞
                                       'tag_title'  ♫ V/ NICE C☹NFUSION
                                             'bpm'  126.647
                                    'search_title'  'c':4 'nfusion':5 'nice':3 'v':1,2
                                   'search_artist'  'rq':1
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'beats':13 'electronic':9 'generic':10 'lm':2 'lmrq':4 'mp3':5 'or':11 'radio':12 'rq':3 'v':7,8 'ⅴ':6
                                    'search_combo'  '00poprockelectronic':7 'beats':19 'c':4A 'electronic':15 'generic':16 'lm':8 'lmrq':10 'mp3':11 'nfusion':5A 'nice':3A 'or':17 'radio':18 'rq':6B,9 'v':1A,2A,13,14 'ⅴ':12
                                    'tag_tracknum'  5
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['trap', 'ambient', 'renard', 'electronic', 'experimental', 'microfunk']
                                        'tag_date'  2013
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620594172.6169722  (2021-05-09 23:02:52)
                             'size'  2975653