======================== unified (from filesystem) ========================
                                         'bitrate'  '134.464'
                                        'duration'  '197'
                                          'artist'  'Luv You Madly Orchestra'
                                     'text_people'  ''
                                         'release'  'Dimitri - PopTropic'
                                           'title'  'Fleurette Africaine'
                                           'quals'  ("['Q-UNU-1', 'Q-OLDST-3', 'Q-HAP-2', 'Q-LOCALNESS-2', 'Q-JZFKS-1', "
 "'Q-HHRNBTT-1', 'Q-SYN-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-3', 'q-bass-4', "
 "'Q-CHART-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'Q-MIXBEAT-2']")
                                      'lastfmtags'  ("['instrumental', 'blues influences', 'mixed acoustic and electric "
 "instrumentation', 'major key tonality', 'demanding instrumental part "
 "writing']")
                                     'discogstags'  "['funk / soul', 'electronic', 'disco']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '126.6'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Dimitri - PopTropic'
'TBPM' (BPM (beats per minute))                     '126.6'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TIT2' (Title/songname/content description)         'Fleurette Africaine'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Luv You Madly Orchestra'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf58.45.100'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['funk / soul', 'electronic', 'disco']
'TXXX:lastfmtags'                                   ['instrumental',
 'blues influences',
 'mixed acoustic and electric instrumentation',
 'major key tonality',
 'demanding instrumental part writing']
'TXXX:q-bass'                                       '4'
'TXXX:q-drums'                                      '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.25 dB'
'TXXX:replaygain_track_peak'                        '0.684788'
'TXXX:youtube'                                      '8JoDWxJvP4M'

========================== row from database ==========================
                                              'id'  1477408
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Dimitri/PopTropic/Luv You Madly Orchestra - Fleurette Africaine-8JoDWxJvP4M.mp3
                                         'working'  None
                                         'bitrate'  134
                                    'duration_sec'  197
                                           'genre'  prerock-jb-blues
                                        'filesize'  3319250
                                           'mtime'  1620402881
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 8JoDWxJvP4M prerock jb blues
                                      'tag_artist'  Luv You Madly Orchestra
                                     'tag_release'  Dimitri - PopTropic
                                       'tag_title'  Fleurette Africaine
                                             'bpm'  126.6
                                    'search_title'  'africaine':2 'fleurette':1
                                   'search_artist'  'luv':1 'madly':3 'orchestra':4 'you':2
                                  'search_release'  'dimitri':1 'pop':3 'poptropic':2 'tropic':4
                                     'search_rest'  '8jo':5 '8jodwxjvp4m':1 'blues':4 'dwx':6 'jb':3 'jv':7 'p4m':8 'prerock':2
                                    'search_combo'  '8jo':15 '8jodwxjvp4m':11 'africaine':2A 'blues':14 'dimitri':7C 'dwx':16 'fleurette':1A 'jb':13 'jv':17 'luv':3B 'madly':5B 'orchestra':6B 'p4m':18 'pop':9C 'poptropic':8C 'prerock':12 'tropic':10C 'you':4B
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-2', 'Q-OLDST-3', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-CHART-2', 'q-drums-3', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-4']
                                      'lastfmtags'  ['instrumental', 'blues influences', 'mixed acoustic and electric instrumentation', 'major key tonality', 'demanding instrumental part writing']
                                        'tag_date'  
                                     'discogstags'  ['funk / soul', 'electronic', 'disco']

============================== file details ==============================
                                           'mtime'  1620402880.9175475  (2021-05-07 17:54:40)
                             'size'  3319250