======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '72'
                                          'artist'  'Terrorgruppe'
                                     'text_people'  ''
                                         'release'  'Melodien f|r Milliarden'
                                           'title'  'Hunde, wollt ihr ewig leben'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['german', 'punk rock', 'deutschpunk', 'punk', 'rock']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '1996'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk'
                                             'bpm'  '141.611'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Melodien f|r Milliarden'
'TBPM' (BPM (beats per minute))                     '141.611'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk'
'TDRC' (Recording time)                             '1996'
'TENC' (Encoded by)                                 'SaNiL_LiNkS & NoFX_Cheese'
'TIT2' (Title/songname/content description)         'Hunde, wollt ihr ewig leben'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Terrorgruppe'
'TRCK' (Track number/Position in set)               '13'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['german', 'punk rock', 'deutschpunk', 'punk', 'rock']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.55 dB'
'TXXX:replaygain_track_peak'                        '0.523044'

========================== row from database ==========================
                                              'id'  1418424
                                            'path'  /data/Music/Bulk/00popandrock-punk-garage-surf-stoner/Terrorgruppe/Melodien f_r Milliarden/Terrorgruppe - Hunde, Wollt Ihr Ewig Leben - 13.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  72
                                           'genre'  rock-gr-punk
                                        'filesize'  1165184
                                           'mtime'  1622659144
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock punk garage surf stoner f_r Wollt Ihr Ewig Leben 13 rock punk
                                      'tag_artist'  Terrorgruppe
                                     'tag_release'  Melodien f|r Milliarden
                                       'tag_title'  Hunde, wollt ihr ewig leben
                                             'bpm'  141.611
                                    'search_title'  'ewig':5 'hunde':1,2 'ihr':4 'leben':6 'wollt':3
                                   'search_artist'  'terrorgruppe':1
                                  'search_release'  'f':2 'melodien':1 'milliarden':4 'r':3
                                     'search_rest'  'ewig':9 'f':5 'garage':2 'ihr':8 'leben':10 'punk':1 'r':6 'rock':11 'stoner':4 'surf':3 'wollt':7
                                    'search_combo'  'ewig':5A,20 'f':9C,16 'garage':13 'hunde':1A,2A 'ihr':4A,19 'leben':6A,21 'melodien':8C 'milliarden':11C 'punk':12 'r':10C,17 'rock':22 'stoner':15 'surf':14 'terrorgruppe':7B 'wollt':3A,18
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-3']
                                      'lastfmtags'  ['german', 'punk rock', 'deutschpunk', 'punk', 'rock']
                                        'tag_date'  1996
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1622659143.734564  (2021-06-02 20:39:03)
                             'size'  1165184