======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '565'
                                          'artist'  'Diethelm & Famulari'
                                     'text_people'  ''
                                         'release'  'progsoup 11'
                                           'title'  'The Flyer'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['moon festival', 'krautrock', 'synth pop']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '83'
                                      'tracktotal'  ''
                                            'date'  '1984'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '140.238'
                                             'key'  '2A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'progsoup 11'
'TBPM' (BPM (beats per minute))                     '140.238'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '1984'
'TIT2' (Title/songname/content description)         'The Flyer'
'TKEY' (Initial key)                                '2A'
'TPE1' (Lead performer(s)/Soloist(s))               'Diethelm & Famulari'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '83'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['moon festival', 'krautrock', 'synth pop']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+2.29 dB'
'TXXX:replaygain_track_peak'                        '0.704303'

========================== row from database ==========================
                                              'id'  1409616
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/Progsoup 11/638 diethelm &famulari  - The Flyer.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  565
                                           'genre'  rock-cppex-progressive
                                        'filesize'  9050377
                                           'mtime'  1620736285
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP Progsoup 638 diethelm &famulari rock cppex progressive
                                      'tag_artist'  Diethelm & Famulari
                                     'tag_release'  progsoup 11
                                       'tag_title'  The Flyer
                                             'bpm'  140.238
                                    'search_title'  'flyer':2 'the':1
                                   'search_artist'  'diethelm':1 'famulari':2
                                  'search_release'  'progsoup':1
                                     'search_rest'  '638':3 'classicprogpsy':1 'cppex':8 'diethelm':4 'famulari':5,6 'progressive':9 'progsoup':2 'rock':7
                                    'search_combo'  '638':8 'classicprogpsy':6 'cppex':13 'diethelm':3B,9 'famulari':4B,10,11 'flyer':2A 'progressive':14 'progsoup':5C,7 'rock':12 'the':1A
                                    'tag_tracknum'  83
                                      'num_images'  0
                                             'key'  2A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-2', 'q-chart-2', 'q-other-4', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['moon festival', 'krautrock', 'synth pop']
                                        'tag_date'  1984
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736284.6299896  (2021-05-11 14:31:24)
                             'size'  9050377