======================== unified (from filesystem) ========================
                                         'bitrate'  '260.1'
                                        'duration'  '233'
                                          'artist'  'Modern Talking'
                                     'text_people'  ''
                                         'release'  'gay top 100'
                                           'title'  'You Can Win if You Want'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-2', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['80s', 'dance', 'german', 'pop', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '2'
                                      'tracktotal'  ''
                                            'date'  '1985'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted'
                                             'bpm'  '108.124'
                                             'key'  '3A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'gay top 100'
'TBPM' (BPM (beats per minute))                     '108.124'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-unsorted'
'TDRC' (Recording time)                             '1985'
'TIT2' (Title/songname/content description)         'You Can Win if You Want'
'TKEY' (Initial key)                                '3A'
'TPE1' (Lead performer(s)/Soloist(s))               'Modern Talking'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '2'
'TXXX:COUNTRY'                                      'Germany'
'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'                                   ['80s', 'dance', 'german', 'pop', 'disco']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+12.76 dB'
'TXXX:replaygain_track_peak'                        '0.137857'

========================== row from database ==========================
                                              'id'  1311623
                                            'path'  /data/Music/Bulk/00poprockelectronic/gay top 100 - 2015/078 -  Modern Talking - You Can Win If You Want.mp3
                                         'working'  None
                                         'bitrate'  260
                                    'duration_sec'  233
                                           'genre'  electronic-generic or radio-unsorted
                                        'filesize'  7580156
                                           'mtime'  1621696868
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 2015 078 If electronic generic or radio unsorted
                                      'tag_artist'  Modern Talking
                                     'tag_release'  gay top 100
                                       'tag_title'  You Can Win if You Want
                                             'bpm'  108.124
                                    'search_title'  'can':2 'if':4 'want':5 'win':3 'you':1
                                   'search_artist'  'modern':1 'talking':2
                                  'search_release'  '100':3 'gay':1 'top':2
                                     'search_rest'  '00poprockelectronic':1 '2015':2 'electronic':4 'generic':5 'if':3 'or':6 'radio':7 'unsorted':8
                                    'search_combo'  '00poprockelectronic':11 '100':10C '2015':12 'can':2A 'electronic':14 'gay':8C 'generic':15 'if':4A,13 'modern':6B 'or':16 'radio':17 'talking':7B 'top':9C 'unsorted':18 'want':5A 'win':3A 'you':1A
                                    'tag_tracknum'  2
                                      'num_images'  0
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['80s', 'dance', 'german', 'pop', 'disco']
                                        'tag_date'  1985
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696867.555506  (2021-05-22 17:21:07)
                             'size'  7580156