======================== unified (from filesystem) ========================
                                         'bitrate'  '235.658'
                                        'duration'  '290'
                                          'artist'  'Ska-P'
                                     'text_people'  ''
                                         'release'  'Lagrimas y Gozos'
                                           'title'  'Crimen Sollicitationis'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-JZFKS-1', 'Q-LOCALNESS-2', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska punk', 'ska', 'punk', 'spanish']"
                                     'discogstags'  "['rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-ska'
                                             'bpm'  '105.2'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Lagrimas y Gozos'
'TBPM' (BPM (beats per minute))                     '105.2'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Crimen Sollicitationis'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Ska-P'
'TPE2' (Band/orchestra/accompaniment)               'Ska-P'
'TPUB' (Publisher)                                  'Octubre'
'TRCK' (Track number/Position in set)               '3'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf56.40.101'
'TXXX:AverageLevel'                                 '12667'
'TXXX:DeviceConformanceTemplate'                    'L1'
'TXXX:IsVBR'                                        '0'
'TXXX:PeakValue'                                    '32417'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:WM/EncodingTime'                              '18446744071847363840'
'TXXX:WM/MediaPrimaryClassID'                       '{D1607DBC-E323-4BE2-86A1-48A42A28441E}'
'TXXX:WM/Provider'                                  'AMG'
'TXXX:WM/ProviderStyle'                             'Rock'
'TXXX:WM/UniqueFileIdentifier'                      'AMGa_id=R  1448964;AMGp_id=P   210142;AMGt_id=T 15064588'
'TXXX:WM/Year'                                      '2008'
'TXXX:WMFSDKNeeded'                                 '0.0.0.0000'
'TXXX:WMFSDKVersion'                                '11.0.5721.5251'
'TXXX:discogstags'                                  'rock'
'TXXX:lastfmtags'                                   ['ska punk', 'ska', 'punk', 'spanish']
'TXXX:original release date'                        ['2008', '2008']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'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'                        '-0.06 dB'
'TXXX:replaygain_track_peak'                        '0.360296'

========================== row from database ==========================
                                              'id'  1267244
                                            'path'  /data/Music/Bulk/00localcharacter/Ska-P/2008 - Lagrimas y Gozos/03 Crimen Sollicitationis.wma.mp3
                                         'working'  None
                                         'bitrate'  235
                                    'duration_sec'  290
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  8566731
                                           'mtime'  1620532756
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 2008 03 Sollicitationis.wma rock punk ska
                                      'tag_artist'  Ska-P
                                     'tag_release'  Lagrimas y Gozos
                                       'tag_title'  Crimen Sollicitationis
                                             'bpm'  105.2
                                    'search_title'  'crimen':1 'sollicitationis':2
                                   'search_artist'  'p':2 'ska':1 'skap':3
                                  'search_release'  'gozos':3 'lagrimas':1 'y':2
                                     'search_rest'  '2008':1 'punk':6 'rock':5 'ska':7 'sollicitationis':2 'sollicitationiswma':4 'wma':3
                                    'search_combo'  '2008':9 'crimen':1A 'gozos':8C 'lagrimas':6C 'p':4B 'punk':14 'rock':13 'ska':3B,15 'skap':5B 'sollicitationis':2A,10 'sollicitationiswma':12 'wma':11 'y':7C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-3', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['ska punk', 'ska', 'punk', 'spanish']
                                        'tag_date'  2008
                                     'discogstags'  ['rock']

============================== file details ==============================
                                           'mtime'  1620532756.4918234  (2021-05-09 05:59:16)
                             'size'  8566731