======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '219'
                                          'artist'  'Buttering Trio'
                                     'text_people'  ''
                                         'release'  'Falafel'
                                           'title'  'Go Away'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-OLDST-2', "
 "'Q-JZFKS-3', 'Q-GRIT-2', 'Q-BUSY-3', 'q-bass-4', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-3', 'Q-SYN-2', 'Q-PLAY-3', 'Q-CHART-2', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  "['soul', 'jazz', 'hip-hop', 'funk', 'israeli']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '97.9'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Falafel'
'TBPM' (BPM (beats per minute))                     '97.9'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '2011'
'TIT2' (Title/songname/content description)         'Go Away'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Buttering Trio'
'TPE2' (Band/orchestra/accompaniment)               'Buttering Trio'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tagging time'                                 '2016-11-18T18:18:04'
'TXXX:lastfmtags'                                   ['soul', 'jazz', 'hip-hop', 'funk', 'israeli']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.53 dB'
'TXXX:replaygain_track_peak'                        '0.440610'

========================== row from database ==========================
                                              'id'  1483572
                                            'path'  /data/Music/Bulk/00poprockelectronic/buttering trio - falafel/01 Go Away.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  219
                                           'genre'  funk or soul
                                        'filesize'  8848572
                                           'mtime'  1628357968
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic buttering trio falafel 01 funk or soul
                                      'tag_artist'  Buttering Trio
                                     'tag_release'  Falafel
                                       'tag_title'  Go Away
                                             'bpm'  97.9
                                    'search_title'  'away':2 'go':1
                                   'search_artist'  'buttering':1 'trio':2
                                  'search_release'  'falafel':1
                                     'search_rest'  '00poprockelectronic':1 'buttering':2 'falafel':4 'funk':5 'or':6 'soul':7 'trio':3
                                    'search_combo'  '00poprockelectronic':6 'away':2A 'buttering':3B,7 'falafel':5C,9 'funk':10 'go':1A 'or':11 'soul':12 'trio':4B,8
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-CHART-2', 'q-drums-4', 'Q-SYN-2', 'q-other-1', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['soul', 'jazz', 'hip-hop', 'funk', 'israeli']
                                        'tag_date'  2011
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357967.578703  (2021-08-07 19:39:27)
                             'size'  8848572