======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '246'
                                          'artist'  'Dr. Ring-Ding'
                                     'text_people'  'Multiple Composers'
                                         'release'  'Nice Again'
                                           'title'  'Bring De Money'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-3', 'Q-UNU-2', 'Q-HHRNBTT-2', 'Q-OLDST-2', "
 "'Q-LOCALNESS-3', 'q-syn-2', 'Q-PLAY-2', 'q-bass-4', 'q-busy-2', 'q-grit-2', "
 "'Q-PIANO-2', 'q-chart-2', 'q-drums-3', 'q-other-2', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'ska', 'dancehall', 'dub', 'juomalaulu']"
                                     'discogstags'  "['reggae']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  ''
                                            'date'  '2007'
                                        'comments'  ''
                                           'genre'  'loc-style-reggae or dub or ska or dancehall-unsorted'
                                             'bpm'  '87.5'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'MCDI' (Music CD identifier)                        MCDI(data=b'1\x003\x00+\x009\x006\x00+\x004\x002\x00D\x004\x00+\x008\x00F\x00C\x00F\x00+\x00D\x00A\x005\x00F\x00+\x001\x001\x005\x005\x000\x00+\x001\x005\x006\x00F\x006\x00+\x001\x00A\x000\x004\x003\x00+\x001\x00D\x00B\x004\x007\x00+\x002\x001\x000\x003\x002\x00+\x002\x004\x00B\x00D\x00A\x00+\x002\x009\x003\x002\x00B\x00+\x002\x00C\x00D\x008\x000\x00+\x003\x000\x007\x007\x00B\x00+\x003\x003\x00B\x001\x003\x00+\x003\x008\x003\x007\x00A\x00+\x003\x00B\x00F\x00D\x005\x00+\x003\x00E\x00B\x001\x00F\x00+\x004\x002\x00A\x003\x001\x00+\x004\x006\x00B\x009\x003\x00+\x004\x00A\x000\x00C\x002\x00\x00\x00')
'TALB' (Album/Movie/Show title)                     'Nice Again'
'TBPM' (BPM (beats per minute))                     '87.5'
'TCOM' (Composer)                                   'Multiple Composers'
'TCON' (Content type, a.k.a. Genre)                 'loc-style-reggae or dub or ska or dancehall-unsorted'
'TDRC' (Recording time)                             '2007'
'TIT2' (Title/songname/content description)         'Bring De Money'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'Dr. Ring-Ding'
'TRCK' (Track number/Position in set)               '14'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PIANO'                                      '2'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'reggae'
'TXXX:lastfmtags'                                   ['reggae', 'ska', 'dancehall', 'dub', 'juomalaulu']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.47 dB'
'TXXX:replaygain_track_peak'                        '0.386737'

========================== row from database ==========================
                                              'id'  1344502
                                            'path'  /data/Music/Bulk/00localcharacter/Reggae/14 - Bring De Money.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  246
                                           'genre'  loc-style-reggae or dub or ska or dancehall-unsorted
                                        'filesize'  9880592
                                           'mtime'  1620523576
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter Reggae 14 loc style reggae or dub or ska or dancehall unsorted
                                      'tag_artist'  Dr. Ring-Ding
                                     'tag_release'  Nice Again
                                       'tag_title'  Bring De Money
                                             'bpm'  87.5
                                    'search_title'  'bring':1 'de':2 'money':3
                                   'search_artist'  'ding':4 'dr':1,2 'ring':3 'ringding':5
                                  'search_release'  'again':2 'nice':1
                                     'search_rest'  'dancehall':7 'dub':5 'loc':2 'or':4 'reggae':1 'ska':6 'style':3 'unsorted':8
                                    'search_combo'  'again':10C 'bring':1A 'dancehall':17 'de':2A 'ding':7B 'dr':4B,5B 'dub':15 'loc':12 'money':3A 'nice':9C 'or':14 'reggae':11 'ring':6B 'ringding':8B 'ska':16 'style':13 'unsorted':18
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-mixbeat-2', 'Q-PIANO-2', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'ska', 'dancehall', 'dub', 'juomalaulu']
                                        'tag_date'  2007
                                     'discogstags'  ['reggae']

============================== file details ==============================
                                           'mtime'  1620523575.7484899  (2021-05-09 03:26:15)
                             'size'  9880592