======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '420'
                                          'artist'  'Mark du Mosch'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  "L'Argeant"
                                           'quals'  ("['Q-UNU-1', 'Q-OLDST-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', "
 "'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-2']")
                                      'lastfmtags'  ("['electro', 'disco', 'italo disco', 'the west coast sound of holland', "
 "'space disco']")
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '127.6'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '127.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         "L'Argeant"
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Mark du Mosch'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['electro',
 'disco',
 'italo disco',
 'the west coast sound of holland',
 'space disco']
'TXXX:other'                                        '27073128'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.44 dB'
'TXXX:replaygain_track_peak'                        '0.851088'

========================== row from database ==========================
                                              'id'  1500571
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/fieldrecords/Mark du Mosch - L_Argeant-27073128.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  420
                                           'genre'  electronic-unsorted
                                        'filesize'  6733826
                                           'mtime'  1620546094
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud fieldrecords L_Argeant 27073128 electronic unsorted
                                      'tag_artist'  Mark du Mosch
                                     'tag_release'  None
                                       'tag_title'  L'Argeant
                                             'bpm'  127.6
                                    'search_title'  'argeant':2 'l':1 'largeant':3
                                   'search_artist'  'du':2 'mark':1 'mosch':3
                                  'search_release'  
                                     'search_rest'  '27073128':5 'argeant':4 'electronic':6 'fieldrecords':2 'l':3 'soundcloud':1 'unsorted':7
                                    'search_combo'  '27073128':11 'argeant':2A,10 'du':5B 'electronic':12 'fieldrecords':8 'l':1A,9 'largeant':3A 'mark':4B 'mosch':6B 'soundcloud':7 'unsorted':13
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-1', 'q-other-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['electro', 'disco', 'italo disco', 'the west coast sound of holland', 'space disco']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620546093.9831908  (2021-05-09 09:41:33)
                             'size'  6733826