======================== unified (from filesystem) ========================
                                         'bitrate'  '175.63'
                                        'duration'  '191'
                                          'artist'  'Kristine W'
                                     'text_people'  ''
                                         'release'  'Dance Mania 2009'
                                           'title'  'Fell Want You Want (Mark Simmons Edit)'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-OLDST-3', 'Q-UNU-1', 'q-syn-2', 'q-bass-2', "
 "'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-3', 'q-drums-4', 'q-other-2', "
 "'q-piano-1', 'q-vocals-3', 'Q-HHRNBTT-1', 'q-mixbeat-3', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['dance', 'house', 'pop', 'female vocalists', 'electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '40'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio'
                                             'bpm'  '127.685'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000895 00000858 000056E7'
'COMM:iTunNORM:eng'                                 (' 00000895 00000858 000056E7 00005361 0000FE83 0000FE83 00008000 00008000 '
 '00001252 00000D0F')
'TALB' (Album/Movie/Show title)                     'Dance Mania 2009'
'TBPM' (BPM (beats per minute))                     '127.685'
'TCON' (Content type, a.k.a. Genre)                 'electronic-generic or radio'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Fell Want You Want (Mark Simmons Edit)'
'TKEY' (Initial key)                                '8A'
'TLAN' (Language(s))                                'English'
'TPE1' (Lead performer(s)/Soloist(s))               'Kristine W'
'TRCK' (Track number/Position in set)               '40'
'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:lastfmtags'                                   ['dance', 'house', 'pop', 'female vocalists', '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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-1.43 dB'
'TXXX:replaygain_track_peak'                        '0.552794'

========================== row from database ==========================
                                              'id'  1354225
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/top, dance, club, best of, etc/219-kristine_w-fell_want_you_want_(mark_simmons_edit).mp3
                                         'working'  None
                                         'bitrate'  175
                                    'duration_sec'  191
                                           'genre'  electronic-generic or radio
                                        'filesize'  4219923
                                           'mtime'  1621696840
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted top, dance, club, best of, etc 219 kristine_w fell_want_you_want_(mark_simmons_edit) electronic generic or radio
                                      'tag_artist'  Kristine W
                                     'tag_release'  Dance Mania 2009
                                       'tag_title'  Fell Want You Want (Mark Simmons Edit)
                                             'bpm'  127.685
                                    'search_title'  'edit':7,8 'fell':1 'mark':4,5 'simmons':6 'want':2 'you':3
                                   'search_artist'  'kristine':1 'w':2
                                  'search_release'  '2009':3 'dance':1 'mania':2
                                     'search_rest'  '00poprockelectronic':1 '219':13 'best':9 'club':7,8 'dance':5,6 'edit':22,29 'electronic':30 'etc':12 'fell':16,23 'generic':31 'kristine':14 'mark':20,27 'of':10,11 'or':32 'radio':33 'simmons':21,28 'top':3,4 'unsorted':2 'w':15 'want':17,19,24,26 'you':18,25
                                    'search_combo'  '00poprockelectronic':14 '2009':13C '219':26 'best':22 'club':20,21 'dance':11C,18,19 'edit':7A,8A,35,42 'electronic':43 'etc':25 'fell':1A,29,36 'generic':44 'kristine':9B,27 'mania':12C 'mark':4A,5A,33,40 'of':23,24 'or':45 'radio':46 'simmons':6A,34,41 'top':16,17 'unsorted':15 'w':10B,28 'want':2A,30,32,37,39 'you':3A,31,38
                                    'tag_tracknum'  40
                                      'num_images'  0
                                             'key'  8A
                                           '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-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['dance', 'house', 'pop', 'female vocalists', 'electronic']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696839.8105884  (2021-05-22 17:20:39)
                             'size'  4219923