======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '272'
                                          'artist'  'Shorty Long '
                                     'text_people'  ''
                                         'release'  'Bob Dylan - Theme Time 14 Devil'
                                           'title'  ('Devil with a Blue Dress on (W/Bob Dylan Intro & Twyla Tharp) (W/Bob Dylan '
 'Intro)')
                                           'quals'  ("['Q-UNU-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', 'Q-OLDST-2', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-3', "
 "'q-other-1', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['soul', 'motown', 'northern soul', 'rhythm and blues', '7soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '14'
                                      'tracktotal'  '18'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-novelty'
                                             'bpm'  '106.981'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 000006E1 00000288 0000AF30'
'COMM:iTunNORM:eng'                                 (' 000006E1 00000288 0000AF30 00003CAD 000090E5 00025868 00005D6D 00005E53 '
 '0000D529 0000D529')
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 000008B8 0000000000B71F38 00000000 00000000 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'TALB' (Album/Movie/Show title)                     'Bob Dylan - Theme Time 14 Devil'
'TBPM' (BPM (beats per minute))                     '106.981'
'TCON' (Content type, a.k.a. Genre)                 'set-th-novelty'
'TENC' (Encoded by)                                 'iTunes v6.0.5'
'TIT2' (Title/songname/content description)         ('Devil with a Blue Dress on (W/Bob Dylan Intro & Twyla Tharp) (W/Bob Dylan '
 'Intro)')
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shorty Long '
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '14/18'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['soul', 'motown', 'northern soul', 'rhythm and blues', '7soul']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+1.70 dB'
'TXXX:replaygain_track_peak'                        '0.430320'

========================== row from database ==========================
                                              'id'  425882
                                            'path'  /data/Music/Bulk/0nonmusic/TTRH-14-Devil/14. Shorty Long  - Devil with a Blue Dress on (W_Bob Dylan Intro & Twyla Tharp) (W_Bob Dylan Intro).mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  272
                                           'genre'  set-th-novelty
                                        'filesize'  5446008
                                           'mtime'  1620343501
                                   'redo_metaread'  0
                                        'rest_str'   0nonmusic TTRH 14. (W_Bob (W_Bob set novelty
                                      'tag_artist'  Shorty Long 
                                     'tag_release'  Bob Dylan - Theme Time 14 Devil
                                       'tag_title'  Devil with a Blue Dress on (W/Bob Dylan Intro & Twyla Tharp) (W/Bob Dylan Intro)
                                             'bpm'  106.981
                                    'search_title'  'a':3 'blue':4 'bob':8 'devil':1 'dress':5 'dylan':10 'intro':11,15 'on':6 'tharp':13,14 'twyla':12 'w':7 'wbob':9 'with':2
                                   'search_artist'  'long':2 'shorty':1
                                  'search_release'  'bob':1 'devil':5 'dylan':2 'theme':3 'time':4
                                     'search_rest'  '0nonmusic':1 '14':3,4 'bob':6,8 'novelty':10 'set':9 'ttrh':2 'w':5,7
                                    'search_combo'  '0nonmusic':23 '14':25,26 'a':3A 'blue':4A 'bob':8A,18C,28,30 'devil':1A,22C 'dress':5A 'dylan':10A,19C 'intro':11A,15A 'long':17B 'novelty':32 'on':6A 'set':31 'shorty':16B 'tharp':13A,14A 'theme':20C 'time':21C 'ttrh':24 'twyla':12A 'w':7A,27,29 'wbob':9A 'with':2A
                                    'tag_tracknum'  14
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-1', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['soul', 'motown', 'northern soul', 'rhythm and blues', '7soul']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343500.5203226  (2021-05-07 01:25:00)
                             'size'  5446008