======================== unified (from filesystem) ========================
                                         'bitrate'  '320.007'
                                        'duration'  '143'
                                          'artist'  'The Commitments'
                                     'text_people'  ''
                                         'release'  'The Commitments Vol. 2'
                                           'title'  'Hard to handle'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-2', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['irish', 'soul', 'soundtrack', 'rock', 'blues', 'rhythm and blues']"
                                     'discogstags'  "['soundtrack', 'rock', 'stage & screen']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '1992'
                                        'comments'  ''
                                           'genre'  'funk or soul-soul'
                                             'bpm'  '99.763'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'The Commitments Vol. 2'
'TBPM' (BPM (beats per minute))                     '99.763'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-soul'
'TDOR' (Original release time)                      '1992'
'TDRC' (Recording time)                             '1992'
'TIT2' (Title/songname/content description)         'Hard to handle'
'TKEY' (Initial key)                                '9B'
'TPE1' (Lead performer(s)/Soloist(s))               'The Commitments'
'TRCK' (Track number/Position in set)               '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['soundtrack', 'rock', 'stage & screen']
'TXXX:lastfmtags'                                   ['irish', 'soul', 'soundtrack', 'rock', 'blues', 'rhythm and blues']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+1.06 dB'
'TXXX:replaygain_track_peak'                        '0.600203'

========================== row from database ==========================
                                              'id'  259700
                                            'path'  /data/Music/Bulk/0soundtrack/The Commitments soundtrack/The commitments vol.2/(01) The Commitments Vol. 2 - Hard to handle.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  143
                                           'genre'  funk or soul-soul
                                        'filesize'  5725726
                                           'mtime'  1620527043
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack soundtrack commitments vol.2 (01) funk or soul soul
                                      'tag_artist'  The Commitments
                                     'tag_release'  The Commitments Vol. 2
                                       'tag_title'  Hard to handle
                                             'bpm'  99.763
                                    'search_title'  'handle':3 'hard':1 'to':2
                                   'search_artist'  'commitments':2 'the':1
                                  'search_release'  '2':5 'commitments':2 'the':1 'vol':3,4
                                     'search_rest'  '01':7,8 '0soundtrack':1 '2':5 'commitments':3 'funk':9 'or':10 'soul':11 'soundtrack':2 'vol':4 'vol2':6
                                    'search_combo'  '01':17,18 '0soundtrack':11 '2':10C,15 'commitments':5B,7C,13 'funk':19 'handle':3A 'hard':1A 'or':20 'soul':21 'soundtrack':12 'the':4B,6C 'to':2A 'vol':8C,9C,14 'vol2':16
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['irish', 'soul', 'soundtrack', 'rock', 'blues', 'rhythm and blues']
                                        'tag_date'  1992
                                     'discogstags'  ['soundtrack', 'rock', 'stage & screen']

============================== file details ==============================
                                           'mtime'  1620527043.4359987  (2021-05-09 04:24:03)
                             'size'  5725726