======================== unified (from filesystem) ========================
                                         'bitrate'  '194.381'
                                        'duration'  '856'
                                          'artist'  'Alquin'
                                     'text_people'  ''
                                         'release'  'progsoup 18'
                                           'title'  'sailors and sinners - ships - chet - sin city - du'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['rock', 'classic rock', 'progressive rock', 'dutch']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '6'
                                      'tracktotal'  '11'
                                            'date'  '2009'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive'
                                             'bpm'  '134.824'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            ' 00000E25 00000000 000140F7'
'COMM:iTunNORM:eng'                                 (' 00000E25 00000000 000140F7 00000000 00023E48 00000000 00008000 00000000 '
 '00023E48 00000000')
'PRIV:http://www.cdtag.com:\x02\x00Â\x80\x07\x00'   PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xc2\x80\x07\x00')
'TALB' (Album/Movie/Show title)                     'progsoup 18'
'TBPM' (BPM (beats per minute))                     '134.824'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-progressive'
'TDRC' (Recording time)                             '2009-09-11'
'TIT2' (Title/songname/content description)         'sailors and sinners - ships - chet - sin city - du'
'TKEY' (Initial key)                                '9A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Alquin'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Universal Music'
'TRCK' (Track number/Position in set)               '6/11'
'TSSE' (Software/Hardware and settings used for encoding)  'Lame 3.97'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:Release type'                                 'Normal'
'TXXX:Rip date'                                     '2009-09-15'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['rock', 'classic rock', 'progressive rock', 'dutch']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.78 dB'
'TXXX:replaygain_track_peak'                        '0.425820'

========================== row from database ==========================
                                              'id'  1413618
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 18/1006 alquin - sailors and sinners ships.mp3
                                         'working'  None
                                         'bitrate'  194
                                    'duration_sec'  856
                                           'genre'  rock-cppex-progressive
                                        'filesize'  20807400
                                           'mtime'  1620736682
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP 1006 alquin rock cppex progressive
                                      'tag_artist'  Alquin
                                     'tag_release'  progsoup 18
                                       'tag_title'  sailors and sinners - ships - chet - sin city - du
                                             'bpm'  134.824
                                    'search_title'  'and':2 'chet':5 'city':7 'du':8 'sailors':1 'ships':4 'sin':6 'sinners':3
                                   'search_artist'  'alquin':1
                                  'search_release'  '18':2 'progsoup':1
                                     'search_rest'  '1006':3 'alquin':4 'classicprogpsy':1 'cppex':6 'progressive':7 'progsoup':2 'rock':5
                                    'search_combo'  '1006':14 '18':11C 'alquin':9B,15 'and':2A 'chet':5A 'city':7A 'classicprogpsy':12 'cppex':17 'du':8A 'progressive':18 'progsoup':10C,13 'rock':16 'sailors':1A 'ships':4A 'sin':6A 'sinners':3A
                                    'tag_tracknum'  6
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rock', 'classic rock', 'progressive rock', 'dutch']
                                        'tag_date'  2009
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620736682.220713  (2021-05-11 14:38:02)
                             'size'  20807400