======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '290'
                                          'artist'  'NEU!'
                                     'text_people'  ''
                                         'release'  'NEU!'
                                           'title'  'Sonderangebot'
                                           'quals'  ("['Q-UNU-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'q-syn-2', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-2']")
                                      'lastfmtags'  "['german', 'krautrock', 'electronic', 'psychedelic', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'rock-unsorted'
                                             'bpm'  '142.008'
                                             'key'  '11A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'NEU!'
'TBPM' (BPM (beats per minute))                     '142.008'
'TCON' (Content type, a.k.a. Genre)                 'rock-unsorted'
'TDOR' (Original release time)                      '2001'
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Sonderangebot'
'TKEY' (Initial key)                                '11A'
'TLEN' (Length)                                     '290742'
'TMED' (Media type)                                 'DIG'
'TPE1' (Lead performer(s)/Soloist(s))               'NEU!'
'TRCK' (Track number/Position in set)               '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'krautrock', 'electronic', 'psychedelic', 'experimental']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+3.80 dB'
'TXXX:replaygain_track_peak'                        '0.997875'

========================== row from database ==========================
                                              'id'  1361051
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/NEU! - NEU! - 02 - Sonderangebot.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  290
                                           'genre'  rock-unsorted
                                        'filesize'  4652928
                                           'mtime'  1620392341
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 02 rock unsorted
                                      'tag_artist'  NEU!
                                     'tag_release'  NEU!
                                       'tag_title'  Sonderangebot
                                             'bpm'  142.008
                                    'search_title'  'sonderangebot':1
                                   'search_artist'  'neu':1
                                  'search_release'  'neu':1
                                     'search_rest'  '00poprockelectronic':1 'files':5,6 'loose':3,4 'rock':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':4 'files':8,9 'loose':6,7 'neu':2B,3C 'rock':10 'sonderangebot':1A 'unsorted':5
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  11A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-2', 'q-chart-2', 'q-other-4', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['german', 'krautrock', 'electronic', 'psychedelic', 'experimental']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620392341.1879401  (2021-05-07 14:59:01)
                             'size'  4652928