======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '151'
                                          'artist'  'Kinderen Voor Kinderen'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Gastarbeider'
                                           'quals'  ("['Q-HAP-3', 'Q-BUSY-3', 'Q-GRIT-1', 'Q-PLAY-2', 'q-bass-2', 'q-drums-1', "
 "'q-other-3', 'q-piano-1', 'q-vocals-4', 'Q-SYN-1', 'Q-UNU-1', 'Q-CHART-2', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-3']")
                                      'lastfmtags'  "['dutch', 'choir', 'other', 'pop', 'the netherlands']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '0'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'loc-eur-netherlands'
                                             'bpm'  '145.5'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '145.5'
'TCON' (Content type, a.k.a. Genre)                 'loc-eur-netherlands'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Gastarbeider'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Kinderen Voor Kinderen'
'TRCK' (Track number/Position in set)               '0'
'TXXX:MusicMagic Data'                              'AgEBXYwxhkWbfab5g6kOX1xmgAGBwIJDDb+kViA6gfzoFIABgvMi9LWNt53lmKTxgN+AAdx4nxP5/ZkigAG4KhXJ77azY7jQgAKAAYwinjy77IStEhUnRoKNgguCiQd5pqQp+YLz75uKP4OKGu+zmZ6F2bii/4LagAHrKaqdBHibpYcNu9cRJPpJvVnBO4c2gAE='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:lastfmtags'                                   ['dutch', 'choir', 'other', 'pop', 'the netherlands']
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+0.18 dB'
'TXXX:replaygain_track_peak'                        '0.558211'

========================== row from database ==========================
                                              'id'  1494995
                                            'path'  /data/Music/Other/Pa/Nederlands/KindvKinderen/Gastarbeider.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  151
                                           'genre'  loc-eur-netherlands
                                        'filesize'  3034837
                                           'mtime'  1621637494
                                   'redo_metaread'  0
                                        'rest_str'   Pa Nederlands KindvKinderen loc eur netherlands
                                      'tag_artist'  Kinderen Voor Kinderen
                                     'tag_release'  None
                                       'tag_title'  Gastarbeider
                                             'bpm'  145.5
                                    'search_title'  'gastarbeider':1
                                   'search_artist'  'kinderen':1 'voor':2
                                  'search_release'  
                                     'search_rest'  'eur':5 'kinderen':8 'kindv':7 'kindvkinderen':3 'loc':4 'nederlands':2 'netherlands':6 'pa':1
                                    'search_combo'  'eur':8 'gastarbeider':1A 'kinderen':2B,11 'kindv':10 'kindvkinderen':6 'loc':7 'nederlands':5 'netherlands':9 'pa':4 'voor':3B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-3', 'Q-GRIT-1', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-2']
                                      'lastfmtags'  ['dutch', 'choir', 'other', 'pop', 'the netherlands']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621637493.836574  (2021-05-22 00:51:33)
                             'size'  3034837