======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '194'
                                          'artist'  'Mister Murray '
                                     'text_people'  ''
                                         'release'  'Hello Children Everywhere Vol 3 - Cd2'
                                           'title'  'Down Came The Rain'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  ''
                                             'bpm'  '130.063'
                                             'key'  '5B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000624 00000647 00007D63'
'COMM:iTunNORM:eng'                                 (' 00000624 00000647 00007D63 00008250 000096EE 000096EE 0000690B 00006BB1 '
 '00019B9C 00019B9C')
'TALB' (Album/Movie/Show title)                     'Hello Children Everywhere Vol 3 - Cd2'
'TBPM' (BPM (beats per minute))                     '130.063'
'TENC' (Encoded by)                                 'FreeRIP 2.91'
'TIT2' (Title/songname/content description)         'Down Came The Rain'
'TKEY' (Initial key)                                '5B'
'TPE1' (Lead performer(s)/Soloist(s))               'Mister Murray '
'TRCK' (Track number/Position in set)               '10'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.68 dB'
'TXXX:replaygain_track_peak'                        '0.500281'

========================== row from database ==========================
                                              'id'  1355644
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/10-mister murray down came the rain.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  194
                                           'genre'  
                                        'filesize'  3122137
                                           'mtime'  1652397931
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] 10 mister murray down came the rain
                                      'tag_artist'  Mister Murray 
                                     'tag_release'  Hello Children Everywhere Vol 3 - Cd2
                                       'tag_title'  Down Came The Rain
                                             'bpm'  130.063
                                    'search_title'  'came':2 'down':1 'rain':4 'the':3
                                   'search_artist'  'mister':1 'murray':2
                                  'search_release'  '3':5 'cd2':6 'children':2 'everywhere':3 'hello':1 'vol':4
                                     'search_rest'  '00poprockelectronic':1 'came':10 'down':9 'files':5,6 'loose':3,4 'mister':7 'murray':8 'rain':12 'the':11 'unsorted':2
                                    'search_combo'  '00poprockelectronic':13 '3':11C 'came':2A,22 'cd2':12C 'children':8C 'down':1A,21 'everywhere':9C 'files':17,18 'hello':7C 'loose':15,16 'mister':5B,19 'murray':6B,20 'rain':4A,24 'the':3A,23 'unsorted':14 'vol':10C
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-OLDST-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-4', 'q-mixbeat-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1652397930.8565907  (2022-05-13 01:25:30)
                             'size'  3122137