======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '251'
                                          'artist'  'kane and ilse delange'
                                     'text_people'  ''
                                         'release'  'Top 40'
                                           'title'  'before you let me go-wk29-woei'
                                           'quals'  ("['Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-OLDST-3', 'Q-UNU-1', "
 "'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-3']")
                                      'lastfmtags'  "['dutch']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '106.141'
                                             'key'  '1B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Top 40'
'TBPM' (BPM (beats per minute))                     '106.141'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TIT2' (Title/songname/content description)         'before you let me go-wk29-woei'
'TKEY' (Initial key)                                '1B'
'TPE1' (Lead performer(s)/Soloist(s))               'kane and ilse delange'
'TXXX:Mp3gain_minmax'                               '123,182'
'TXXX:Mp3gain_undo'                                 '+006,+006,N'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Tracknum'                                     '04'
'TXXX:lastfmtags'                                   'dutch'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.29 dB'
'TXXX:replaygain_track_peak'                        '0.401520'

========================== row from database ==========================
                                              'id'  1409038
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Top 40/04-kane_and_ilse_delange_-_before_you_let_me_go-wk29-woei.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  251
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  6028667
                                           'mtime'  1620645400
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 04 kane_and_ilse_delange_ _before_you_let_me_go electronic generic radio dance
                                      'tag_artist'  kane and ilse delange
                                     'tag_release'  Top 40
                                       'tag_title'  before you let me go-wk29-woei
                                             'bpm'  106.141
                                    'search_title'  'before':1 'go':5 'gowk29woei':8 'let':3 'me':4 'wk29':6 'woei':7 'you':2
                                   'search_artist'  'and':2 'delange':4 'ilse':3 'kane':1
                                  'search_release'  '40':2 'top':1
                                     'search_rest'  '00poprockelectronic':1 'and':6 'before':9 'dance':3 'delange':8 'electronic':14 'generic':2 'go':13 'ilse':7 'kane':5 'let':11 'me':12 'radio':15 'trapbeat':4 'you':10
                                    'search_combo'  '00poprockelectronic':15 '40':14C 'and':10B,20 'before':1A,23 'dance':17 'delange':12B,22 'electronic':28 'generic':16 'go':5A,27 'gowk29woei':8A 'ilse':11B,21 'kane':9B,19 'let':3A,25 'me':4A,26 'radio':29 'top':13C 'trapbeat':18 'wk29':6A 'woei':7A 'you':2A,24
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-3', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['dutch']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620645399.6655548  (2021-05-10 13:16:39)
                             'size'  6028667