======================== unified (from filesystem) ========================
                                         'bitrate'  '198.539'
                                        'duration'  '99'
                                          'artist'  'Kavinsky'
                                     'text_people'  ''
                                         'release'  'Teddy Boy EP'
                                           'title'  'Ghost Transistor'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-3', 'q-syn-3', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'ed banger', 'electro', 'electronic', 'french']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '7'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '141.118'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 0000011D 00000190 000002BE'
'COMM:iTunNORM:eng'                                 (' 0000011D 00000190 000002BE 000003E5 0000720E 00015E0A 0000223B 00002578 '
 '0000723C 0000723C')
'PRIV:http://www.cdtag.com:\x02\x00Æ\x0eå\x00'      PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xc6\x0e\xe5\x00')
'TALB' (Album/Movie/Show title)                     'Teddy Boy EP'
'TBPM' (BPM (beats per minute))                     '141.118'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '2006-00-00'
'TENC' (Encoded by)                                 'TEAM BOSS'
'TIT2' (Title/songname/content description)         'Ghost Transistor'
'TKEY' (Initial key)                                '7A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Kavinsky'
'TPUB' (Publisher)                                  'Record Makers'
'TRCK' (Track number/Position in set)               '7/7'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME'
'TXXX:Catalog #'                                    'REC24'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2006-01-19'
'TXXX:Ripping tool'                                 'Audiograbber'
'TXXX:Source'                                       'Vinyl'
'TXXX:Supplier'                                     'TEAM BOSS'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dance', 'ed banger', 'electro', 'electronic', 'french']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.13 dB'
'TXXX:replaygain_track_peak'                        '0.709863'

========================== row from database ==========================
                                              'id'  1315426
                                            'path'  /data/Music/Bulk/00poprockelectronic/00electro-electropop-synthpop/Kavinsky - Teddy Boy EP/07 Ghost Transistor.mp3
                                         'working'  None
                                         'bitrate'  198
                                    'duration_sec'  99
                                           'genre'  electronic-we-electro
                                        'filesize'  2475002
                                           'mtime'  1621630060
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00electro electropop synthpop 07 electronic we electro
                                      'tag_artist'  Kavinsky
                                     'tag_release'  Teddy Boy EP
                                       'tag_title'  Ghost Transistor
                                             'bpm'  141.118
                                    'search_title'  'ghost':1 'transistor':2
                                   'search_artist'  'kavinsky':1
                                  'search_release'  'boy':2 'ep':3 'teddy':1
                                     'search_rest'  '00electro':2 '00poprockelectronic':1 'electro':7 'electronic':5 'electropop':3 'synthpop':4 'we':6
                                    'search_combo'  '00electro':8 '00poprockelectronic':7 'boy':5C 'electro':13 'electronic':11 'electropop':9 'ep':6C 'ghost':1A 'kavinsky':3B 'synthpop':10 'teddy':4C 'transistor':2A 'we':12
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-3', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'ed banger', 'electro', 'electronic', 'french']
                                        'tag_date'  2006
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621630059.6161554  (2021-05-21 22:47:39)
                             'size'  2475002