======================== unified (from filesystem) ========================
                                         'bitrate'  '242.646'
                                        'duration'  '228'
                                          'artist'  'Laserkraft 3D'
                                     'text_people'  ''
                                         'release'  'Nein, Mann!'
                                           'title'  'Nein, Mann! (Radio Cut)'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'techno', 'electronic', 'electro', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '01'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '127.846'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Nein, Mann!'
'TBPM' (BPM (beats per minute))                     '127.846'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         'Nein, Mann! (Radio Cut)'
'TKEY' (Initial key)                                '4A'
'TLEN' (Length)                                     '228722'
'TPE1' (Lead performer(s)/Soloist(s))               'Laserkraft 3D'
'TRCK' (Track number/Position in set)               '01'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 64bits version 3.98.2 (http://www.mp3dev.org/)'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['german', 'techno', 'electronic', 'electro', 'minimal']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-2.07 dB'
'TXXX:replaygain_track_peak'                        '0.527159'

========================== row from database ==========================
                                              'id'  1328080
                                            'path'  /data/Music/Bulk/00poprockelectronic/Laserkraft 3D - Nein, Mann! (2010) () (V0)/01 - Nein, Mann! (Radio Cut).mp3
                                         'working'  None
                                         'bitrate'  243
                                    'duration_sec'  228
                                           'genre'  electronic-unsorted
                                        'filesize'  6941830
                                           'mtime'  1679089634
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic (2010) () (V0) 01 electronic unsorted
                                      'tag_artist'  Laserkraft 3D
                                     'tag_release'  Nein, Mann!
                                       'tag_title'  Nein, Mann! (Radio Cut)
                                             'bpm'  127.846
                                    'search_title'  'cut':6,7 'mann':3 'nein':1,2 'radio':4,5
                                   'search_artist'  '3d':2 'laserkraft':1
                                  'search_release'  'mann':3 'nein':1,2
                                     'search_rest'  '00poprockelectronic':1 '2010':2,3 'electronic':6 'unsorted':7 'v0':4,5
                                    'search_combo'  '00poprockelectronic':13 '2010':14,15 '3d':9B 'cut':6A,7A 'electronic':18 'laserkraft':8B 'mann':3A,12C 'nein':1A,2A,10C,11C 'radio':4A,5A 'unsorted':19 'v0':16,17
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['german', 'techno', 'electronic', 'electro', 'minimal']
                                        'tag_date'  2010
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1679089633.576413  (2023-03-17 22:47:13)
                             'size'  6941830