======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '206'
                                          'artist'  'Róisín Murphy'
                                     'text_people'  ''
                                         'release'  'Ruby Blue'
                                           'title'  'Night of the Dancing Flame'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-4', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['dance', 'female vocalists', 'electronica', 'electronic', 'pop']"
                                     'discogstags'  "['electronic', 'future jazz', 'downtempo', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2005'
                                        'comments'  ''
                                           'genre'  'electronic-experimental'
                                             'bpm'  '123.106'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ruby Blue'
'TBPM' (BPM (beats per minute))                     '123.106'
'TCON' (Content type, a.k.a. Genre)                 'electronic-experimental'
'TDRC' (Recording time)                             '2005'
'TIT2' (Title/songname/content description)         'Night of the Dancing Flame'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Róisín Murphy'
'TRCK' (Track number/Position in set)               '3'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'future jazz', 'downtempo', 'experimental']
'TXXX:lastfmtags'                                   ['dance', 'female vocalists', 'electronica', 'electronic', 'pop']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '4'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.380247'

========================== row from database ==========================
                                              'id'  1362430
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Róisín Murphy - Roisin Murphy/Night of the Dancing Flame (Roisin Murphy, Ruby Blue).mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  206
                                           'genre'  electronic-experimental
                                        'filesize'  8249845
                                           'mtime'  1621695783
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Roisin (Roisin Murphy, Blue) electronic experimental
                                      'tag_artist'  Róisín Murphy
                                     'tag_release'  Ruby Blue
                                       'tag_title'  Night of the Dancing Flame
                                             'bpm'  123.106
                                    'search_title'  'dancing':4 'flame':5 'night':1 'of':2 'the':3
                                   'search_artist'  'murphy':3 'roisin':1,2
                                  'search_release'  'blue':2 'ruby':1
                                     'search_rest'  'blue':5,6 'electronic':7 'experimental':8 'murphy':3,4 'roisin':1,2
                                    'search_combo'  'blue':10C,15,16 'dancing':4A 'electronic':17 'experimental':18 'flame':5A 'murphy':8B,13,14 'night':1A 'of':2A 'roisin':6B,7B,11,12 'ruby':9C 'the':3A
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-4', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'female vocalists', 'electronica', 'electronic', 'pop']
                                        'tag_date'  2005
                                     'discogstags'  ['electronic', 'future jazz', 'downtempo', 'experimental']

============================== file details ==============================
                                           'mtime'  1621695783.2120218  (2021-05-22 17:03:03)
                             'size'  8249845