======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '427'
                                          'artist'  "Bot'Ox"
                                     'text_people'  ''
                                         'release'  'Babylon by Car'
                                           'title'  'Babylon by Car'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['electronica', 'punk rock', 'electronic', 'vintage synths', 'synthpop']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-we-electropop or synthpop'
                                             'bpm'  '123.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'PRIV:WM/MediaClassPrimaryID:¼}`Ñ#ãâK\x86¡H¤*(D\x1e'  PRIV(owner='WM/MediaClassPrimaryID', data=b'\xbc}`\xd1#\xe3\xe2K\x86\xa1H\xa4*(D\x1e')
'PRIV:WM/MediaClassSecondaryID:\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'  PRIV(owner='WM/MediaClassSecondaryID', data=b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Babylon by Car'
'TBPM' (BPM (beats per minute))                     '123.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electropop or synthpop'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Babylon by Car'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               "Bot'Ox"
'TRCK' (Track number/Position in set)               '7'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electronica', 'punk rock', 'electronic', 'vintage synths', 'synthpop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-1.73 dB'
'TXXX:replaygain_track_peak'                        '0.618022'

========================== row from database ==========================
                                              'id'  1524807
                                            'path'  /data/Music/Bulk/00poprockelectronic/Bot_Ox - Babylon by Car 2010/bot_ox -07- babylon by car.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  427
                                           'genre'  electronic-we-electropop or synthpop
                                        'filesize'  17460393
                                           'mtime'  1647350998
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Bot_Ox 2010 bot_ox 07 babylon car electronic we electropop or synthpop
                                      'tag_artist'  Bot'Ox
                                     'tag_release'  Babylon by Car
                                       'tag_title'  Babylon by Car
                                             'bpm'  123.0
                                    'search_title'  'babylon':1 'by':2 'car':3
                                   'search_artist'  'bot':1 'botox':3 'ox':2
                                  'search_release'  'babylon':1 'by':2 'car':3
                                     'search_rest'  '00poprockelectronic':1 '2010':4 'babylon':5 'bot':2 'car':6 'electronic':7 'electropop':9 'or':10 'ox':3 'synthpop':11 'we':8
                                    'search_combo'  '00poprockelectronic':10 '2010':13 'babylon':1A,7C,14 'bot':4B,11 'botox':6B 'by':2A,8C 'car':3A,9C,15 'electronic':16 'electropop':18 'or':19 'ox':5B,12 'synthpop':20 'we':17
                                    'tag_tracknum'  7
                                      'num_images'  1
                                             'key'  8A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']
                                      'lastfmtags'  ['electronica', 'punk rock', 'electronic', 'vintage synths', 'synthpop']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1647350998.1420386  (2022-03-15 14:29:58)
                             'size'  17460393