======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '246'
                                          'artist'  'Muse'
                                     'text_people'  ''
                                         'release'  'Showbiz'
                                           'title'  'Sober'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative rock', 'alternative', 'epic', 'rock']"
                                     'discogstags'  "['rock', 'alternative rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '09'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'rock-pop;rock-cppex;rock-indie'
                                             'bpm'  '119.758'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'C\x00+\x009\x006\x00+\x004\x005\x00E\x009\x00+\x009\x003\x008\x006\x00+\x00D\x00A\x009\x007\x00+\x001\x002\x00B\x006\x002\x00+\x001\x007\x00F\x00B\x007\x00+\x001\x00D\x00C\x00E\x007\x00+\x002\x002\x002\x00F\x000\x00+\x002\x006\x003\x008\x00C\x00+\x002\x00A\x00B\x00B\x001\x00+\x002\x00E\x00A\x003\x002\x00+\x003\x001\x005\x007\x001\x00+\x003\x007\x000\x000\x00D\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Showbiz'
'TBPM' (BPM (beats per minute))                     '119.758'
'TCON' (Content type, a.k.a. Genre)                 ['rock-pop', 'rock-cppex', 'rock-indie']
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'Sober'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Muse'
'TRCK' (Track number/Position in set)               '09'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['rock', 'alternative rock']
'TXXX:lastfmtags'                                   ['alternative rock', 'alternative', 'epic', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.40 dB'
'TXXX:replaygain_track_peak'                        '0.392025'

========================== row from database ==========================
                                              'id'  1350093
                                            'path'  /data/Music/Bulk/00poprockelectronic/Muse/Showbiz/Muse - Showbiz [1999] (Rock) - 09 - Sober.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  246
                                           'genre'  rock-pop;rock-cppex;rock-indie
                                        'filesize'  5912576
                                           'mtime'  1651570137
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic [1999] (Rock) 09 rock pop;rock cppex;rock indie
                                      'tag_artist'  Muse
                                     'tag_release'  Showbiz
                                       'tag_title'  Sober
                                             'bpm'  119.758
                                    'search_title'  'sober':1
                                   'search_artist'  'muse':1
                                  'search_release'  'showbiz':1
                                     'search_rest'  '00poprockelectronic':1 '1999':2,3 'cppex':10,12 'indie':14 'pop':6,8 'rock':4,5,7,9,11,13
                                    'search_combo'  '00poprockelectronic':4 '1999':5,6 'cppex':13,15 'indie':17 'muse':2B 'pop':9,11 'rock':7,8,10,12,14,16 'showbiz':3C 'sober':1A
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-4', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['alternative rock', 'alternative', 'epic', 'rock']
                                        'tag_date'  1999
                                     'discogstags'  ['rock', 'alternative rock']

============================== file details ==============================
                                           'mtime'  1651570136.6011093  (2022-05-03 11:28:56)
                             'size'  5912576