======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '342'
                                          'artist'  'Les Rythmes Digitales'
                                     'text_people'  ''
                                         'release'  'Darkdancer'
                                           'title'  'About Funk'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['dance', 'house', 'electro', 'electronic', 'electronica']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1999'
                                        'comments'  ''
                                           'genre'  'electronic-we-electro'
                                             'bpm'  '100.906'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Darkdancer'
'TBPM' (BPM (beats per minute))                     '100.906'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-electro'
'TDRC' (Recording time)                             '1999'
'TIT2' (Title/songname/content description)         'About Funk'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Les Rythmes Digitales'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'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'                                   ['dance', 'house', 'electro', 'electronic', 'electronica']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.68 dB'
'TXXX:replaygain_track_peak'                        '0.525756'

========================== row from database ==========================
                                              'id'  1358077
                                            'path'  /data/Music/Bulk/00poprockelectronic/00techno-house-harder-beats/Les Rythmes Digitales/MBZ;#Les Rythmes Digitales;#Darkdancer;#11;#About Funk.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  342
                                           'genre'  electronic-we-electro
                                        'filesize'  6850024
                                           'mtime'  1621695966
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 00techno house harder beats MBZ;#Les Digitales;#Darkdancer;#11;#About electronic we electro
                                      'tag_artist'  Les Rythmes Digitales
                                     'tag_release'  Darkdancer
                                       'tag_title'  About Funk
                                             'bpm'  100.906
                                    'search_title'  'about':1 'funk':2
                                   'search_artist'  'digitales':3 'les':1 'rythmes':2
                                  'search_release'  'darkdancer':1
                                     'search_rest'  '00poprockelectronic':1 '00techno':2 '11':12,16 'about':13,17 'beats':5 'darkdancer':11,15 'digitales':10,14 'electro':20 'electronic':18 'harder':4 'house':3 'les':7,9 'mbz':6,8 'we':19
                                    'search_combo'  '00poprockelectronic':7 '00techno':8 '11':18,22 'about':1A,19,23 'beats':11 'darkdancer':6C,17,21 'digitales':5B,16,20 'electro':26 'electronic':24 'funk':2A 'harder':10 'house':9 'les':3B,13,15 'mbz':12,14 'rythmes':4B 'we':25
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'electro', 'electronic', 'electronica']
                                        'tag_date'  1999
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1621695966.228631  (2021-05-22 17:06:06)
                             'size'  6850024