======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '117'
                                          'artist'  'Bouncing Souls'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Mommy Can I Go Out Kill Tonite'
                                           'quals'  ("['Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-UNU-2', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['punk rock', 'punk', 'pop punk', 'rock', 'hardcore']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '138.892'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '138.892'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TIT2' (Title/songname/content description)         'Mommy Can I Go Out Kill Tonite'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Bouncing Souls'
'TXXX:Mp3gain_minmax'                               '066,179'
'TXXX:Mp3gain_undo'                                 '+006,+006,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['punk rock', 'punk', 'pop punk', 'rock', 'hardcore']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.43 dB'
'TXXX:replaygain_track_peak'                        '0.366190'

========================== row from database ==========================
                                              'id'  1284671
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Bouncing Souls - Mommy Can I Go Out Kill Tonite.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  117
                                           'genre'  rock-gr-punk
                                        'filesize'  1880447
                                           'mtime'  1636912540
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] rock gr punk
                                      'tag_artist'  Bouncing Souls
                                     'tag_release'  None
                                       'tag_title'  Mommy Can I Go Out Kill Tonite
                                             'bpm'  138.892
                                    'search_title'  'can':2 'go':4 'i':3 'kill':6 'mommy':1 'out':5 'tonite':7
                                   'search_artist'  'bouncing':1 'souls':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'gr':8 'loose':3,4 'punk':9 'rock':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':10 'bouncing':8B 'can':2A 'files':14,15 'go':4A 'gr':17 'i':3A 'kill':6A 'loose':12,13 'mommy':1A 'out':5A 'punk':18 'rock':16 'souls':9B 'tonite':7A 'unsorted':11
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['punk rock', 'punk', 'pop punk', 'rock', 'hardcore']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636912540.2863755  (2021-11-14 18:55:40)
                             'size'  1880447