======================== unified (from filesystem) ========================
                                         'bitrate'  '190.292'
                                        'duration'  '275'
                                          'artist'  'Bad Sector'
                                     'text_people'  ''
                                         'release'  'Storage Disk 2'
                                           'title'  'Floating Point'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', "
 "'Q-LOCALNESS-1', 'q-syn-3', 'q-bass-4', 'q-busy-1', 'q-grit-3', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['dark ambient', 'industrial', 'noise', 'experimental', 'ambient']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '9'
                                      'tracktotal'  '11'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-ambient-dark'
                                             'bpm'  '136.5'
                                             'key'  '5B'
                                        'acoustid'  '5077e910-f675-451c-bfc3-3b0ef732df77'
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00¾)?\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xbe)?\x00')
'TALB' (Album/Movie/Show title)                     'Storage Disk 2'
'TBPM' (BPM (beats per minute))                     '136.5'
'TCON' (Content type, a.k.a. Genre)                 'electronic-ambient-dark'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Floating Point'
'TKEY' (Initial key)                                '5B'
'TLAN' (Language(s))                                'eng'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Bad Sector'
'TPE2' (Band/orchestra/accompaniment)               'Bad Sector'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Waystyx'
'TRCK' (Track number/Position in set)               '9/11'
'TSO2'                                              'Bad Sector'
'TSOP' (Performer sort order)                       'Bad Sector'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME 3.97 / -V2 --vbr-new'
'TXXX:Acoustid Id'                                  '5077e910-f675-451c-bfc3-3b0ef732df77'
'TXXX:Artists'                                      'Bad Sector'
'TXXX:CATALOGNUMBER'                                'waystyx 43'
'TXXX:MusicBrainz Album Artist Id'                  '5385e21a-7714-4b04-8b69-fb5004e62462'
'TXXX:MusicBrainz Album Id'                         '7c91abba-1c3b-4d34-8299-3cd6e0ada054'
'TXXX:MusicBrainz Album Release Country'            'RU'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        '5385e21a-7714-4b04-8b69-fb5004e62462'
'TXXX:MusicBrainz Release Group Id'                 'a98cda3d-6264-3bf1-9125-983fcab9ccc3'
'TXXX:MusicBrainz Release Track Id'                 'd98a60c0-a9e3-3947-9d4a-e31d8702d071'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2008-04-01'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:Source'                                       'CDDA'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['dark ambient', 'industrial', 'noise', 'experimental', 'ambient']
'TXXX:originalyear'                                 '2008'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '1'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+0.88 dB'
'TXXX:replaygain_track_peak'                        '0.511630'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9b2c4a8c-61be-4a0c-9f0c-f69cb0b11dc6')

========================== row from database ==========================
                                              'id'  388400
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Bad Sector/09-bad_sector-floating_point.mp3
                                         'working'  None
                                         'bitrate'  190
                                    'duration_sec'  275
                                           'genre'  electronic-ambient-dark
                                        'filesize'  6565335
                                           'mtime'  1636909878
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm 09 bad_sector floating_point electronic ambient dark
                                      'tag_artist'  Bad Sector
                                     'tag_release'  Storage Disk 2
                                       'tag_title'  Floating Point
                                             'bpm'  136.5
                                    'search_title'  'floating':1 'point':2
                                   'search_artist'  'bad':1 'sector':2
                                  'search_release'  '2':3 'disk':2 'storage':1
                                     'search_rest'  'ambient':6 'bad':1 'dark':7 'electronic':5 'floating':3 'point':4 'sector':2
                                    'search_combo'  '2':7C 'ambient':13 'bad':3B,8 'dark':14 'disk':6C 'electronic':12 'floating':1A,10 'point':2A,11 'sector':4B,9 'storage':5C
                                    'tag_tracknum'  9
                                      'num_images'  0
                                             'key'  5B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-1', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['dark ambient', 'industrial', 'noise', 'experimental', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1636909878.1581912  (2021-11-14 18:11:18)
                             'size'  6565335