======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '194'
                                          'artist'  'dj sammy'
                                     'text_people'  ''
                                         'release'  'Top 40'
                                           'title'  'sunlight-wk29-woei'
                                           'quals'  ("['Q-HAP-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-UNU-1', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-3']")
                                      'lastfmtags'  "['vocal trance', 'dance', 'trance', 'electronica', 'techno', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-dance'
                                             'bpm'  '140.238'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Top 40'
'TBPM' (BPM (beats per minute))                     '140.238'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio-dance'
'TIT2' (Title/songname/content description)         'sunlight-wk29-woei'
'TKEY' (Initial key)                                '8B'
'TPE1' (Lead performer(s)/Soloist(s))               'dj sammy'
'TXXX:Mp3gain_minmax'                               '076,181'
'TXXX:Mp3gain_undo'                                 '+006,+006,N'
'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:Tracknum'                                     '39'
'TXXX:lastfmtags'                                   ['vocal trance', 'dance', 'trance', 'electronica', 'techno', 'electronic']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'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'                        '-0.66 dB'
'TXXX:replaygain_track_peak'                        '0.390878'

========================== row from database ==========================
                                              'id'  1407135
                                            'path'  /data/Music/Bulk/00poprockelectronic-generic-dance-trapbeat/Top 40/39-dj_sammy_-_sunlight-wk29-woei.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  194
                                           'genre'  electronic-generic or radio-dance
                                        'filesize'  4677564
                                           'mtime'  1621695902
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic generic dance trapbeat 39 dj_sammy_ _sunlight electronic generic or radio dance
                                      'tag_artist'  dj sammy
                                     'tag_release'  Top 40
                                       'tag_title'  sunlight-wk29-woei
                                             'bpm'  140.238
                                    'search_title'  'sunlight':1 'sunlightwk29woei':4 'wk29':2 'woei':3
                                   'search_artist'  'dj':1 'sammy':2
                                  'search_release'  '40':2 'top':1
                                     'search_rest'  '00poprockelectronic':1 '39':5 'dance':3 'dj':6 'electronic':9 'generic':2 'or':10 'radio':11 'sammy':7 'sunlight':8 'trapbeat':4
                                    'search_combo'  '00poprockelectronic':9 '39':13 '40':8C 'dance':11 'dj':5B,14 'electronic':17 'generic':10 'or':18 'radio':19 'sammy':6B,15 'sunlight':1A,16 'sunlightwk29woei':4A 'top':7C 'trapbeat':12 'wk29':2A 'woei':3A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  8B
                                           '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-4', 'q-syn-3', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['vocal trance', 'dance', 'trance', 'electronica', 'techno', 'electronic']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621695901.8547018  (2021-05-22 17:05:01)
                             'size'  4677564