======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '184'
                                          'artist'  'The Tazmanian Devils'
                                     'text_people'  ''
                                         'release'  "Evil Boppin'"
                                           'title'  'No More'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'power pop', 'psychobilly', 'old school psychobilly']"
                                     'discogstags'  "['new wave', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  'Encoded with Ashampoo MP3 AudioCenter.'
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '131.755'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:AverageLevel:Ð\x13\x00\x00'                   PRIV(owner='AverageLevel', data=b'\xd0\x13\x00\x00')
'PRIV:PeakValue:ÿ\x7f\x00\x00'                      PRIV(owner='PeakValue', data=b'\xff\x7f\x00\x00')
'TALB' (Album/Movie/Show title)                     "Evil Boppin'"
'TBPM' (BPM (beats per minute))                     '131.755'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'No More'
'TIT3' (Subtitle/Description refinement)            'Encoded with Ashampoo MP3 AudioCenter.'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'The Tazmanian Devils'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  ['new wave', 'rock']
'TXXX:lastfmtags'                                   ['german', 'power pop', 'psychobilly', 'old school psychobilly']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.24 dB'
'TXXX:replaygain_track_peak'                        '0.445282'

========================== row from database ==========================
                                              'id'  1526327
                                            'path'  /data/Music/Bulk/00poprockelectronic/musica/Tazmanian Devils/tazmanian devils - evil boppin_/02 - no more.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  184
                                           'genre'  rock-gr-punk
                                        'filesize'  4436071
                                           'mtime'  1622659327
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic musica tazmanian devils boppin_ 02 no more rock gr punk
                                      'tag_artist'  The Tazmanian Devils
                                     'tag_release'  Evil Boppin'
                                       'tag_title'  No More
                                             'bpm'  131.755
                                    'search_title'  'more':2 'no':1
                                   'search_artist'  'devils':3 'tazmanian':2 'the':1
                                  'search_release'  'boppin':2,3 'evil':1
                                     'search_rest'  '00poprockelectronic':1 'boppin':5 'devils':4 'gr':9 'more':7 'musica':2 'no':6 'punk':10 'rock':8 'tazmanian':3
                                    'search_combo'  '00poprockelectronic':9 'boppin':7C,8C,13 'devils':5B,12 'evil':6C 'gr':17 'more':2A,15 'musica':10 'no':1A,14 'punk':18 'rock':16 'tazmanian':4B,11 'the':3B
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['german', 'power pop', 'psychobilly', 'old school psychobilly']
                                        'tag_date'  2005
                                     'discogstags'  ['new wave', 'rock']

============================== file details ==============================
                                           'mtime'  1622659327.236503  (2021-06-02 20:42:07)
                             'size'  4436071