======================== unified (from filesystem) ========================
                                         'bitrate'  '210.337'
                                        'duration'  '285'
                                          'artist'  '2raumwohnung'
                                     'text_people'  ''
                                         'release'  'Kommt zusammen'
                                           'title'  'Wir werden singen'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['german', 'electronic', 'pop', 'deutsch']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '13'
                                      'tracktotal'  ''
                                            'date'  '2001'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro;loc-eur-germany'
                                             'bpm'  '84.140'
                                             'key'  '7A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Kommt zusammen'
'TBPM' (BPM (beats per minute))                     '84.140'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-we-electro', 'loc-eur-germany']
'TDRC' (Recording time)                             '2001'
'TIT2' (Title/songname/content description)         'Wir werden singen'
'TKEY' (Initial key)                                '7A'
'TPE1' (Lead performer(s)/Soloist(s))               '2raumwohnung'
'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'                                        '1'
'TXXX:lastfmtags'                                   ['german', 'electronic', 'pop', 'deutsch']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.27 dB'
'TXXX:replaygain_track_peak'                        '0.418672'

========================== row from database ==========================
                                              'id'  1298711
                                            'path'  /data/Music/Bulk/00poprockelectronic/2raumwohnung/13 - Wir werden singen.mp3
                                         'working'  None
                                         'bitrate'  210
                                    'duration_sec'  285
                                           'genre'  electronic-we-electro;loc-eur-germany
                                        'filesize'  7517643
                                           'mtime'  1676053388
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 13 electronic electro;loc eur germany
                                      'tag_artist'  2raumwohnung
                                     'tag_release'  Kommt zusammen
                                       'tag_title'  Wir werden singen
                                             'bpm'  84.14
                                    'search_title'  'singen':3 'werden':2 'wir':1
                                   'search_artist'  '2raumwohnung':1
                                  'search_release'  'kommt':1 'zusammen':2
                                     'search_rest'  '00poprockelectronic':1 'electro':3,5 'electronic':2 'eur':7 'germany':8 'loc':4,6
                                    'search_combo'  '00poprockelectronic':7 '2raumwohnung':4B 'electro':9,11 'electronic':8 'eur':13 'germany':14 'kommt':5C 'loc':10,12 'singen':3A 'werden':2A 'wir':1A 'zusammen':6C
                                    'tag_tracknum'  13
                                      'num_images'  0
                                             'key'  7A
                                           'quals'  ['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']
                                      'lastfmtags'  ['german', 'electronic', 'pop', 'deutsch']
                                        'tag_date'  2001
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1676053388.2264695  (2023-02-10 19:23:08)
                             'size'  7517643