======================== unified (from filesystem) ========================
                                         'bitrate'  '240.819'
                                        'duration'  '482'
                                          'artist'  'Stephan Bodzin'
                                     'text_people'  ''
                                         'release'  'Powers Of Ten'
                                           'title'  'Sputnik'
                                           'quals'  ("['Q-HAP-2', 'Q-UNU-1', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-4', 'q-bass-2', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-2', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-4']")
                                      'lastfmtags'  "['minimal techno', 'techno', 'electronic', 'tech house', 'minimal']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno'
                                             'bpm'  '120.042'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00ðH)\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xf0H)\x00')
'TALB' (Album/Movie/Show title)                     'Powers Of Ten'
'TBPM' (BPM (beats per minute))                     '120.042'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno'
'TDRC' (Recording time)                             '2015-06-05'
'TIT2' (Title/songname/content description)         'Sputnik'
'TKEY' (Initial key)                                '1A'
'TLAN' (Language(s))                                'eng'
'TLEN' (Length)                                     '482533'
'TPE1' (Lead performer(s)/Soloist(s))               'Stephan Bodzin'
'TPUB' (Publisher)                                  'Herzblut Recordings'
'TRCK' (Track number/Position in set)               '4/10'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 32bits version 3.98.4 (http://www.mp3dev.org/) --alt-preset extreme'
'TXXX:Catalog #'                                    'HERZBLUT 50.2'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2015-07-21'
'TXXX:Ripping tool'                                 'EAC V0.99 prebeta 4'
'TXXX:Source'                                       'CD'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['minimal techno', 'techno', 'electronic', 'tech house', 'minimal']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '4'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '4'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-4.77 dB'
'TXXX:replaygain_track_peak'                        '0.634022'

========================== row from database ==========================
                                              'id'  1381690
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/[04] Stephan Bodzin - Sputnik.mp3
                                         'working'  None
                                         'bitrate'  240
                                    'duration_sec'  482
                                           'genre'  electronic-th-techno
                                        'filesize'  14528869
                                           'mtime'  1620573066
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] [04] electronic th techno
                                      'tag_artist'  Stephan Bodzin
                                     'tag_release'  Powers Of Ten
                                       'tag_title'  Sputnik
                                             'bpm'  120.042
                                    'search_title'  'sputnik':1
                                   'search_artist'  'bodzin':2 'stephan':1
                                  'search_release'  'of':2 'powers':1 'ten':3
                                     'search_rest'  '00poprockelectronic':1 '04':7,8 'electronic':9 'files':5,6 'loose':3,4 'techno':11 'th':10 'unsorted':2
                                    'search_combo'  '00poprockelectronic':7 '04':13,14 'bodzin':3B 'electronic':15 'files':11,12 'loose':9,10 'of':5C 'powers':4C 'sputnik':1A 'stephan':2B 'techno':17 'ten':6C 'th':16 'unsorted':8
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-4', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-4', 'q-chart-2', 'q-other-1', 'Q-HAP-2', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['minimal techno', 'techno', 'electronic', 'tech house', 'minimal']
                                        'tag_date'  2015
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620573065.8740048  (2021-05-09 17:11:05)
                             'size'  14528869