======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '286'
                                          'artist'  'Sound of Contact'
                                     'text_people'  ''
                                         'release'  'Brave New World'
                                           'title'  'Pale Blue Dot'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', 'q-chart-1', "
 "'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', 'q-mixbeat-2']")
                                      'lastfmtags'  "['progressive rock', 'art rock', 'space rock', 'united kingdom']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '1'
                                      'tracktotal'  '10'
                                            'date'  '2013'
                                        'comments'  ''
                                           'genre'  'rock-cppex'
                                             'bpm'  '130'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Brave New World'
'TBPM' (BPM (beats per minute))                     '130'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex'
'TDOR' (Original release time)                      '2013'
'TDRC' (Recording time)                             '2013'
'TIT2' (Title/songname/content description)         'Pale Blue Dot'
'TKEY' (Initial key)                                '7B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Sound of Contact'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Prog Magazine/TeamRock'
'TRCK' (Track number/Position in set)               '1/10'
'TSO2'                                              'Various Artists'
'TSOP' (Performer sort order)                       'Sound of Contact'
'TSRC' (ISRC (international standard recording code))  'GBDHC1365303'
'TXXX:Artists'                                      'Sound of Contact'
'TXXX:CATALOGNUMBER'                                'ROP36CD-06-13'
'TXXX:MusicBrainz Album Artist Id'                  '89ad4ac3-39f7-470e-963a-56509c546377'
'TXXX:MusicBrainz Album Id'                         '24d82df9-87c2-44c2-8722-fdcb3948e5a5'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'promotion'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '6b990369-c633-4760-8e36-debf54ace8c5'
'TXXX:MusicBrainz Release Group Id'                 '2eb2ab1a-a799-4a01-b6e9-41352c677604'
'TXXX:MusicBrainz Release Track Id'                 '2bb1ed2b-ebfd-4944-95dd-d3991b9ce649'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:lastfmtags'                                   ['progressive rock', 'art rock', 'space rock', 'united kingdom']
'TXXX:originalyear'                                 '2013'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.56 dB'
'TXXX:replaygain_track_peak'                        '0.508869'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'ffb7e635-22fb-4700-9d0b-585dbb4766f0')

========================== row from database ==========================
                                              'id'  1414690
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Prog P14 - Brave New World - 2013/01 - Sound Of Contact - Pale Blue Dot.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  286
                                           'genre'  rock-cppex
                                        'filesize'  11554279
                                           'mtime'  1620736301
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Prog P14 2013 01 Of rock cppex
                                      'tag_artist'  Sound of Contact
                                     'tag_release'  Brave New World
                                       'tag_title'  Pale Blue Dot
                                             'bpm'  130.0
                                    'search_title'  'blue':2 'dot':3 'pale':1
                                   'search_artist'  'contact':3 'of':2 'sound':1
                                  'search_release'  'brave':1 'new':2 'world':3
                                     'search_rest'  '2013':4 'classicprogpsy':1 'cppex':7 'of':5 'p14':3 'prog':2 'rock':6
                                    'search_combo'  '2013':13 'blue':2A 'brave':7C 'classicprogpsy':10 'contact':6B 'cppex':16 'dot':3A 'new':8C 'of':5B,14 'p14':12 'pale':1A 'prog':11 'rock':15 'sound':4B 'world':9C
                                    'tag_tracknum'  1
                                      'num_images'  1
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-1', 'q-other-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'art rock', 'space rock', 'united kingdom']
                                        'tag_date'  2013
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620736301.0394652  (2021-05-11 14:31:41)
                             'size'  11554279