======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '280'
                                          'artist'  'Noisia'
                                     'text_people'  ''
                                         'release'  "Tommy's Theme"
                                           'title'  "Tommy's Theme"
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['drum and bass', 'neurofunk', 'drum n bass', 'techstep', 'dnb']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  ''
                                            'date'  '2011'
                                        'comments'  ''
                                           'genre'  'electronic-th-breakbeat or dnb or jungle'
                                             'bpm'  '145.3'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Tommy's Theme"
'TBPM' (BPM (beats per minute))                     '145.3'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-breakbeat or dnb or jungle'
'TDRC' (Recording time)                             '2011'
'TENC' (Encoded by)                                 'LAME v3.97 -V2 --vbr-new'
'TIT2' (Title/songname/content description)         "Tommy's Theme"
'TKEY' (Initial key)                                '12A'
'TLAN' (Language(s))                                'Swedish'
'TPE1' (Lead performer(s)/Soloist(s))               'Noisia'
'TRCK' (Track number/Position in set)               '1'
'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'
'TXXX:lastfmtags'                                   ['drum and bass', 'neurofunk', 'drum n bass', 'techstep', 'dnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.12 dB'
'TXXX:replaygain_track_peak'                        '0.349363'

========================== row from database ==========================
                                              'id'  1499537
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Elektronikzeugs/Noisia - Tommy_s Theme.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  280
                                           'genre'  electronic-th-breakbeat or dnb or jungle
                                        'filesize'  11314353
                                           'mtime'  1621697655
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Elektronikzeugs Tommy_s electronic th breakbeat or dnb or jungle
                                      'tag_artist'  Noisia
                                     'tag_release'  Tommy's Theme
                                       'tag_title'  Tommy's Theme
                                             'bpm'  145.3
                                    'search_title'  's':2 'theme':4 'tommy':1 'tommys':3
                                   'search_artist'  'noisia':1
                                  'search_release'  's':2 'theme':4 'tommy':1 'tommys':3
                                     'search_rest'  'breakbeat':6 'dnb':8 'electronic':4 'elektronikzeugs':1 'jungle':9 'or':7 's':3 'th':5 'tommy':2
                                    'search_combo'  'breakbeat':15 'dnb':17 'electronic':13 'elektronikzeugs':10 'jungle':18 'noisia':5B 'or':16 's':2A,7C,12 'th':14 'theme':4A,9C 'tommy':1A,6C,11 'tommys':3A,8C
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['drum and bass', 'neurofunk', 'drum n bass', 'techstep', 'dnb']
                                        'tag_date'  2011
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621697654.8456953  (2021-05-22 17:34:14)
                             'size'  11314353