======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '162'
                                          'artist'  'Hermann Egger'
                                     'text_people'  ''
                                         'release'  'Ren & Stimpy Production Music Vol. 2'
                                           'title'  'Haferlgucker'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-2', "
 "'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-1', 'q-drums-1', "
 "'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['library music', 'under 2000 listeners']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '089'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'soundtrack-video'
                                             'bpm'  '120.185'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Ren & Stimpy Production Music Vol. 2'
'TBPM' (BPM (beats per minute))                     '120.185'
'TCON' (Content type, a.k.a. Genre)                 'soundtrack-video'
'TDRC' (Recording time)                             '2008-08-20'
'TIT2' (Title/songname/content description)         'Haferlgucker'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Hermann Egger'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '089'
'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:lastfmtags'                                   ['library music', 'under 2000 listeners']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.39 dB'
'TXXX:replaygain_track_peak'                        '0.551525'

========================== row from database ==========================
                                              'id'  1390230
                                            'path'  /data/Music/Bulk/0soundtrack/VA - Production Music from Ren & Stimpy Vol. 2 - 194 Vintage Instrumental Tracks (2008)/89 - Hermann Egger - Haferlgucker.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  162
                                           'genre'  soundtrack-video
                                        'filesize'  3891072
                                           'mtime'  1678975536
                                   'redo_metaread'  0
                                        'rest_str'   0soundtrack VA from 194 Vintage Instrumental Tracks (2008) 89 soundtrack video
                                      'tag_artist'  Hermann Egger
                                     'tag_release'  Ren & Stimpy Production Music Vol. 2
                                       'tag_title'  Haferlgucker
                                             'bpm'  120.185
                                    'search_title'  'haferlgucker':1
                                   'search_artist'  'egger':2 'hermann':1
                                  'search_release'  '2':7 'music':4 'production':3 'ren':1 'stimpy':2 'vol':5,6
                                     'search_rest'  '0soundtrack':1 '194':4 '2008':8,9 '89':10 'from':3 'instrumental':6 'soundtrack':11 'tracks':7 'va':2 'video':12 'vintage':5
                                    'search_combo'  '0soundtrack':11 '194':14 '2':10C '2008':18,19 '89':20 'egger':3B 'from':13 'haferlgucker':1A 'hermann':2B 'instrumental':16 'music':7C 'production':6C 'ren':4C 'soundtrack':21 'stimpy':5C 'tracks':17 'va':12 'video':22 'vintage':15 'vol':8C,9C
                                    'tag_tracknum'  89
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'q-syn-2', 'q-bass-3', 'q-busy-2', 'q-grit-2', 'q-play-2', 'Q-JZFKS-1', 'Q-OLDST-3', 'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-1']
                                      'lastfmtags'  ['library music', 'under 2000 listeners']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1678975535.762352  (2023-03-16 15:05:35)
                             'size'  3891072