======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '487'
                                          'artist'  'ESHU'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'For You'
                                           'quals'  ("['Q-JZFKS-1', 'Q-UNU-1', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', "
 "'q-play-3', 'Q-OLDST-3', 'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', "
 "'q-vocals-1', 'Q-HHRNBTT-1', 'q-mixbeat-2', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['techno', 'dub', 'deep techno', 'electronic']"
                                     'discogstags'  "['electronic', 'techno', 'dub techno']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '84.6'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '84.6'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'For You'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'ESHU'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['electronic', 'techno', 'dub techno']
'TXXX:lastfmtags'                                   ['techno', 'dub', 'deep techno', 'electronic']
'TXXX:other'                                        '41381121'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'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'                        '-5.14 dB'
'TXXX:replaygain_track_peak'                        '1.113764'

========================== row from database ==========================
                                              'id'  940602
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/soundcloud/fieldrecords/ESHU - For You-41381121.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  487
                                           'genre'  electronic-unsorted
                                        'filesize'  7801272
                                           'mtime'  1620546068
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm soundcloud fieldrecords 41381121 electronic unsorted
                                      'tag_artist'  ESHU
                                     'tag_release'  None
                                       'tag_title'  For You
                                             'bpm'  84.6
                                    'search_title'  'for':1 'you':2
                                   'search_artist'  'eshu':1
                                  'search_release'  
                                     'search_rest'  '41381121':3 'electronic':4 'fieldrecords':2 'soundcloud':1 'unsorted':5
                                    'search_combo'  '41381121':6 'electronic':7 'eshu':3B 'fieldrecords':5 'for':1A 'soundcloud':4 'unsorted':8 'you':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           '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-2', 'q-other-1', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['techno', 'dub', 'deep techno', 'electronic']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic', 'techno', 'dub techno']

============================== file details ==============================
                                           'mtime'  1620546067.9182754  (2021-05-09 09:41:07)
                             'size'  7801272