======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '258'
                                          'artist'  'Various'
                                     'text_people'  ''
                                         'release'  'Janets Novelty JB'
                                           'title'  'Sunday'
                                           'quals'  ("['q-bass-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-2', 'Q-HAP-3', "
 "'Q-SYN-1', 'Q-UNU-2', 'Q-BUSY-3', 'Q-GRIT-2', 'Q-PLAY-2', 'Q-CHART-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'  '1'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-dixiestyle'
                                             'bpm'  '90.7'
                                             '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'                  '1'
'TALB' (Album/Movie/Show title)                     'Janets Novelty JB'
'TBPM' (BPM (beats per minute))                     '90.7'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-dixiestyle'
'TENC' (Encoded by)                                 'iTunes v4.7.1.30'
'TIT2' (Title/songname/content description)         'Sunday'
'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)               '1'
'TXXX:MusicMagic Data'                              'AQEBWWWcgpiUHKLbgYz+RznNhoyBjYHQ95ed2R27hXLkN4ABgvMNFMC7gAHnZaJHhNKAAeQVxYfci4ABgAHZr/tJ4F2/sMVfgAKAAQ=='
'TXXX:MusicMagic Fingerprint'                       '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'
'TXXX:Q-BUSY'                                       '3'
'TXXX:Q-CHART'                                      '1'
'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'                                       '2'
'TXXX:Q-SYN'                                        '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:http://www.foosic.org/'                       '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'
'TXXX:q-bass'                                       '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.02 dB'
'TXXX:replaygain_track_peak'                        '0.422153'

========================== row from database ==========================
                                              'id'  1495224
                                            'path'  /data/Music/Other/Pa/Dixieland/Janet's Novelty JB/Sunday.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  258
                                           'genre'  prerock-jb-jazz-dixiestyle
                                        'filesize'  5174192
                                           'mtime'  1620921852
                                   'redo_metaread'  0
                                        'rest_str'   Pa Dixieland Janet's prerock jb jazz dixiestyle
                                      'tag_artist'  Various
                                     'tag_release'  Janets Novelty JB
                                       'tag_title'  Sunday
                                             'bpm'  90.7
                                    'search_title'  'sunday':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':7 'dixiestyle':14 'janet':8 'janets':3C,10 'jazz':13 'jb':5C,12 'novelty':4C 'pa':6 'prerock':11 's':9 'sunday':1A 'various':2B
                                    'tag_tracknum'  1
                                      'num_images'  0
                                             'key'  A#m
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-2', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-1', 'Q-GRIT-2', 'Q-UNU-2', 'Q-JZFKS-3', 'Q-CHART-1', 'q-drums-1', 'Q-SYN-1', 'q-other-4', 'Q-BUSY-3', 'Q-HAP-3', 'Q-PLAY-2', 'q-bass-1']
                                      'lastfmtags'  []
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620921851.8411536  (2021-05-13 18:04:11)
                             'size'  5174192