======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '161'
                                          'artist'  'Cal Tjader'
                                     'text_people'  'Stan Applebaum'
                                         'release'  'Several Shades of Jade / Breeze From the East'
                                           'title'  'Sahib'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-3', 'Q-JZFKS-2', "
 "'Q-OLDST-2', 'Q-GRIT-2', 'Q-BUSY-2', 'q-bass-2', 'q-drums-4', 'q-other-3', "
 "'q-piano-1', 'q-vocals-1', 'Q-SYN-2', 'Q-PLAY-3', 'Q-CHART-3', "
 "'Q-MIXBEAT-1']")
                                      'lastfmtags'  "['jazz', 'latin jazz', 'latin', 'vibraphone', 'fip', 'bossa nova']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '22'
                                            'date'  '1963'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '91.0'
                                             'key'  '8B'
                                        'acoustid'  '9ee3ee49-38b0-4790-b3ff-3305efeceee4'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
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'PRIV:WM/WMCollectionGroupID:\x08)ÈàÆk\x8fE°+ç[\x1càÇ:'  PRIV(owner='WM/WMCollectionGroupID', data=b'\x08)\xc8\xe0\xc6k\x8fE\xb0+\xe7[\x1c\xe0\xc7:')
'PRIV:WM/WMCollectionID:\x08)ÈàÆk\x8fE°+ç[\x1càÇ:'  PRIV(owner='WM/WMCollectionID', data=b'\x08)\xc8\xe0\xc6k\x8fE\xb0+\xe7[\x1c\xe0\xc7:')
'PRIV:WM/WMContentID:= ry?c¬N\x80ªåfåQ\x0b\x0f'     PRIV(owner='WM/WMContentID', data=b'= ry?c\xacN\x80\xaa\xe5f\xe5Q\x0b\x0f')
'TALB' (Album/Movie/Show title)                     'Several Shades of Jade / Breeze From the East'
'TBPM' (BPM (beats per minute))                     '91.0'
'TCOM' (Composer)                                   'Stan Applebaum'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDOR' (Original release time)                      '1997'
'TDRC' (Recording time)                             '1963'
'TIT2' (Title/songname/content description)         'Sahib'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Cal Tjader'
'TPE2' (Band/orchestra/accompaniment)               'Cal Tjader'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Verve'
'TRCK' (Track number/Position in set)               '6/22'
'TSO2'                                              'Tjader, Cal'
'TSOP' (Performer sort order)                       'Tjader, Cal'
'TSRC' (ISRC (international standard recording code))  'USPR36312099'
'TXXX:ASIN'                                         'B0000047E8'
'TXXX:Acoustid Id'                                  '9ee3ee49-38b0-4790-b3ff-3305efeceee4'
'TXXX:Artists'                                      'Cal Tjader'
'TXXX:BARCODE'                                      '731453708327'
'TXXX:CATALOGNUMBER'                                '314 537 083-2'
'TXXX:MusicBrainz Album Artist Id'                  '1015b5e3-8e3d-4d78-806a-c530cf742e66'
'TXXX:MusicBrainz Album Id'                         '759de67d-d2d4-4a5e-bc99-28c1c6066026'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '1015b5e3-8e3d-4d78-806a-c530cf742e66'
'TXXX:MusicBrainz Release Group Id'                 'b5949331-03b2-3d8b-b05a-1f610ba7ba3b'
'TXXX:MusicBrainz Release Track Id'                 '2deaa090-48f6-3516-8f27-5445780093c4'
'TXXX:Q-BUSY'                                       '2'
'TXXX:Q-CHART'                                      '3'
'TXXX:Q-GRIT'                                       '2'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-MIXBEAT'                                    '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-SYN'                                        '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['jazz', 'latin jazz', 'latin', 'vibraphone', 'fip', 'bossa nova']
'TXXX:originalyear'                                 '1997'
'TXXX:q-bass'                                       '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.64 dB'
'TXXX:replaygain_track_peak'                        '0.544887'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'eabc5240-a4d1-47d3-89e1-c003c9ca492d')

========================== row from database ==========================
                                              'id'  1484339
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/cal tjader - 1963 - several shades of jade (with lalo schifrin)/06 sahib.mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  161
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  3887370
                                           'mtime'  1620540556
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy cal tjader 1963 several shades (with lalo schifrin) 06 sahib prerock jb jazz unsorted
                                      'tag_artist'  Cal Tjader
                                     'tag_release'  Several Shades of Jade / Breeze From the East
                                       'tag_title'  Sahib
                                             'bpm'  91.0
                                    'search_title'  'sahib':1
                                   'search_artist'  'cal':1 'tjader':2
                                  'search_release'  'breeze':5 'east':8 'from':6 'jade':4 'of':3 'several':1 'shades':2 'the':7
                                     'search_rest'  '1963':4 'cal':2 'classicprogpsy':1 'jazz':15 'jb':14 'lalo':9 'prerock':13 'sahib':12 'schifrin':10,11 'several':5 'shades':6 'tjader':3 'unsorted':16 'with':7,8
                                    'search_combo'  '1963':15 'breeze':8C 'cal':2B,13 'classicprogpsy':12 'east':11C 'from':9C 'jade':7C 'jazz':26 'jb':25 'lalo':20 'of':6C 'prerock':24 'sahib':1A,23 'schifrin':21,22 'several':4C,16 'shades':5C,17 'the':10C 'tjader':3B,14 'unsorted':27 'with':18,19
                                    'tag_tracknum'  6
                                      'num_images'  1
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-3', 'q-piano-1', 'Q-MIXBEAT-1', 'Q-OLDST-2', 'Q-GRIT-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-CHART-3', 'q-drums-4', 'Q-SYN-2', 'q-other-3', 'Q-BUSY-2', 'Q-HAP-3', 'Q-PLAY-3', 'q-bass-2']
                                      'lastfmtags'  ['jazz', 'latin jazz', 'latin', 'vibraphone', 'fip', 'bossa nova']
                                        'tag_date'  1963
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620540555.7472756  (2021-05-09 08:09:15)
                             'size'  3887370