======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '429'
                                          'artist'  "Otomo Yoshihide's New Jazz Quintet"
                                     'text_people'  ''
                                         'release'  'Tails Out'
                                           'title'  'Strawberry Fields Forever'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-1', 'Q-LOCALNESS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['free jazz', 'jazz', 'avant garde', 'japanese', 'experimental']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2003'
                                        'comments'  ''
                                           'genre'  'loc-asia-japan;prerock-jb-jazz-newer-experimental or free;set-pl-sced'
                                             'bpm'  '111.824'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM::eng'                                         ['iTunNORM:  00000F4A 00000BEE 0000393B 000032B2 000562FA 00065539 00007BC6 '
 '000079A4 00068358 00068358',
 'iTunes_CDDB_IDs: 7+E6BDD889F7C26D9425C7B6F4D16ECBDE+3494076']
'COMM:ID3v1 Comment:XXX'                            'iTunNORM:  00000F4A 00000BEE'
'TALB' (Album/Movie/Show title)                     'Tails Out'
'TBPM' (BPM (beats per minute))                     '111.824'
'TCON' (Content type, a.k.a. Genre)                 ['loc-asia-japan', 'prerock-jb-jazz-newer-experimental or free', 'set-pl-sced']
'TDRC' (Recording time)                             '2003'
'TIT2' (Title/songname/content description)         'Strawberry Fields Forever'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               "Otomo Yoshihide's New Jazz Quintet"
'TRCK' (Track number/Position in set)               '5'
'TXXX:Encodedby'                                    'iTunes v4.0.1'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['free jazz', 'jazz', 'avant garde', 'japanese', 'experimental']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-2.18 dB'
'TXXX:replaygain_track_peak'                        '0.615154'

========================== row from database ==========================
                                              'id'  1525871
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Otomo Yoshihide_s New Jazz Quintet - spangle call lili line - Tails out/Tails Out 05 - Strawberry Fields Forever.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  429
                                           'genre'  loc-asia-japan;prerock-jb-jazz-newer-experimental or free;set-pl-sced
                                        'filesize'  10310908
                                           'mtime'  1620533261
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Yoshihide_s spangle call lili line out 05 loc asia japan;prerock jb jazz newer experimental free;set pl sced
                                      'tag_artist'  Otomo Yoshihide's New Jazz Quintet
                                     'tag_release'  Tails Out
                                       'tag_title'  Strawberry Fields Forever
                                             'bpm'  111.824
                                    'search_title'  'fields':2 'forever':3 'strawberry':1
                                   'search_artist'  'jazz':6 'new':5 'otomo':1 'quintet':7 's':3 'yoshihide':2 'yoshihides':4
                                  'search_release'  'out':2 'tails':1
                                     'search_rest'  'asia':13 'call':8 'country':4 'exotica':2 'experimental':20 'free':21,23 'japan':14,16 'jazz':1 'jb':18 'lili':9 'line':10 'loc':12 'newer':19 'oldies':3 'out':11 'pl':25 'prerock':15,17 's':6 'sced':26 'set':22,24 'spangle':7 'yoshihide':5
                                    'search_combo'  'asia':25 'call':20 'country':16 'exotica':14 'experimental':32 'fields':2A 'forever':3A 'free':33,35 'japan':26,28 'jazz':9B,13 'jb':30 'lili':21 'line':22 'loc':24 'new':8B 'newer':31 'oldies':15 'otomo':4B 'out':12C,23 'pl':37 'prerock':27,29 'quintet':10B 's':6B,18 'sced':38 'set':34,36 'spangle':19 'strawberry':1A 'tails':11C 'yoshihide':5B,17 'yoshihides':7B
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['free jazz', 'jazz', 'avant garde', 'japanese', 'experimental']
                                        'tag_date'  2003
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620533260.7281082  (2021-05-09 06:07:40)
                             'size'  10310908