======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '302'
                                          'artist'  'Various'
                                     'text_people'  ''
                                         'release'  'Janets Novelty JB'
                                           'title'  'Wild turkey'
                                           'quals'  ("['Q-GRIT-2', 'Q-BUSY-3', 'Q-PLAY-3', 'q-bass-1', 'Q-CHART-2', 'q-drums-1', "
 "'q-other-3', 'q-piano-3', 'q-vocals-3', 'Q-HAP-3', 'Q-SYN-1', 'Q-UNU-1', "
 "'Q-JZFKS-3', 'Q-OLDST-1', 'Q-HHRNBTT-1', 'Q-MIXBEAT-1', 'Q-LOCALNESS-2']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-dixiestyle'
                                             'bpm'  '144.0'
                                             'key'  'A#m'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunes_CDDB_1:eng'                            'D6118A10+336973+16+150+19516+41362+66161+85011+106648+131113+153516+172534+199451+222133+236079+258482+273334+297895+316229'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '10'
'TALB' (Album/Movie/Show title)                     'Janets Novelty JB'
'TBPM' (BPM (beats per minute))                     '144.0'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-dixiestyle'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Wild turkey'
'TKEY' (Initial key)                                'A#m'
'TPE1' (Lead performer(s)/Soloist(s))               "Janet's Novelty JB"
'TPE2' (Band/orchestra/accompaniment)               'Various'
'TRCK' (Track number/Position in set)               '10'
'TXXX:MusicMagic Data'                              'AQEBWqTPglyUHqcDgW1znDHoggmBh4Vs/P+guxWUg17cYIABl4wUy8nBgCz2H5CVjF6kk8t/weG9Nr81gAHabAPH2wK5ILOzgAKAAQ=='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '2'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '3'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.34 dB'
'TXXX:replaygain_track_peak'                        '0.488934'

========================== row from database ==========================
                                              'id'  1495036
                                            'path'  /data/Music/Other/Pa/Dixieland/Janet's Novelty JB/Wild turkey.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  302
                                           'genre'  prerock-jb-jazz-dixiestyle
                                        'filesize'  6058819
                                           'mtime'  1621094200
                                   'redo_metaread'  0
                                        'rest_str'   Pa Dixieland Janet's prerock jb jazz dixiestyle
                                      'tag_artist'  Various
                                     'tag_release'  Janets Novelty JB
                                       'tag_title'  Wild turkey
                                             'bpm'  144.0
                                    'search_title'  'turkey':2 'wild':1
                                   'search_artist'  'various':1
                                  'search_release'  'janets':1 'jb':3 'novelty':2
                                     'search_rest'  'dixieland':2 'dixiestyle':9 'janet':3 'janets':5 'jazz':8 'jb':7 'pa':1 'prerock':6 's':4
                                    'search_combo'  'dixieland':8 'dixiestyle':15 'janet':9 'janets':4C,11 'jazz':14 'jb':6C,13 'novelty':5C 'pa':7 'prerock':12 's':10 'turkey':2A 'various':3B 'wild':1A
                                    'tag_tracknum'  10
                                      'num_images'  0
                                             'key'  A#m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-3', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-CHART-2', 'Q-JZFKS-3', 'Q-UNU-1', 'q-drums-1', 'Q-SYN-1', 'q-other-3', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621094199.87023  (2021-05-15 17:56:39)
                             'size'  6058819