======================== unified (from filesystem) ========================
                                         'bitrate'  '237.095'
                                        'duration'  '128'
                                          'artist'  'L Nights'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'DON T STOP'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-JZFKS-2', "
 "'Q-OLDST-3', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-3']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '97'
                                      'tracktotal'  ''
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-we-synthwave or chillwave or retrowave'
                                             'bpm'  '100.5'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '100.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-we-synthwave or chillwave or retrowave'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'DON T STOP'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'L Nights'
'TRCK' (Track number/Position in set)               '97'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Software'                                     'Lavf58.2.100'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.44 dB'
'TXXX:replaygain_track_peak'                        '0.640996'

========================== row from database ==========================
                                              'id'  1293050
                                            'path'  /data/Music/Bulk/00poprockelectronic-waves-disco/00synthwave/Don Dellpiero - Synthwave/L_Nights_-_DON_T_STOP.mp3
                                         'working'  None
                                         'bitrate'  237
                                    'duration_sec'  128
                                           'genre'  electronic-we-synthwave or chillwave or retrowave
                                        'filesize'  3821675
                                           'mtime'  1620608992
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic waves disco 00synthwave Don Dellpiero Synthwave L_Nights_ _DON_T_STOP electronic we synthwave or chillwave or retrowave
                                      'tag_artist'  L Nights
                                     'tag_release'  None
                                       'tag_title'  DON T STOP
                                             'bpm'  100.5
                                    'search_title'  'don':1 'stop':3 't':2
                                   'search_artist'  'l':1 'nights':2
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 '00synthwave':4 'chillwave':16 'dellpiero':6 'disco':3 'don':5,10 'electronic':13 'l':8 'nights':9 'or':15 'retrowave':17 'stop':12 'synthwave':7 't':11 'waves':2 'we':14
                                    'search_combo'  '00poprockelectronic':6 '00synthwave':9 'chillwave':21 'dellpiero':11 'disco':8 'don':1A,10,15 'electronic':18 'l':4B,13 'nights':5B,14 'or':20 'retrowave':22 'stop':3A,17 'synthwave':12 't':2A,16 'waves':7 'we':19
                                    'tag_tracknum'  97
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  []
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620608991.8712547  (2021-05-10 03:09:51)
                             'size'  3821675