======================== unified (from filesystem) ========================
                                         'bitrate'  '255.719'
                                        'duration'  '26'
                                          'artist'  'Less Than Jake'
                                     'text_people'  ''
                                         'release'  'Goodbye Blue & White'
                                           'title'  'Mississippi Mud'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-JZFKS-1', "
 "'Q-OLDST-3', 'q-syn-2', 'q-bass-1', 'q-busy-4', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-1', 'q-other-1', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['ska punk', 'punk rock', 'ska', 'punk', 'rock']"
                                     'discogstags'  "['rock', 'ska', 'punk']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '20'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'rock-gr-punk-ska'
                                             'bpm'  '153'
                                             'key'  '7A'
                                        'acoustid'  'd58d8a70-ec10-48c2-bb82-91d831f919dd'
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Goodbye Blue & White'
'TBPM' (BPM (beats per minute))                     '153'
'TCON' (Content type, a.k.a. Genre)                 'rock-gr-punk-ska'
'TDOR' (Original release time)                      '2002'
'TDRC' (Recording time)                             '2008-03-18'
'TIT2' (Title/songname/content description)         'Mississippi Mud'
'TKEY' (Initial key)                                '7A'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Less Than Jake'
'TPE2' (Band/orchestra/accompaniment)               'Less Than Jake'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Sleep It Off Records'
'TRCK' (Track number/Position in set)               '18/20'
'TSO2'                                              'Less Than Jake'
'TSOP' (Performer sort order)                       'Less Than Jake'
'TXXX:ASIN'                                         'B0013LKZMI'
'TXXX:Acoustid Id'                                  'd58d8a70-ec10-48c2-bb82-91d831f919dd'
'TXXX:Artists'                                      'Less Than Jake'
'TXXX:BARCODE'                                      '020286117728'
'TXXX:CATALOGNUMBER'                                '[none]'
'TXXX:MusicBrainz Album Artist Id'                  'e54e065f-0ce6-4779-9a9a-afd7b997471f'
'TXXX:MusicBrainz Album Id'                         '937d9d08-d680-470f-b239-1017f1e920d9'
'TXXX:MusicBrainz Album Release Country'            'US'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album/compilation'
'TXXX:MusicBrainz Artist Id'                        'e54e065f-0ce6-4779-9a9a-afd7b997471f'
'TXXX:MusicBrainz Release Group Id'                 'c0f2c583-ecfc-3093-ad37-ac8c0399654a'
'TXXX:MusicBrainz Release Track Id'                 'c548d645-e937-35e4-a728-e5cc08e1a8a9'
'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:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['rock', 'ska', 'punk']
'TXXX:lastfmtags'                                   ['ska punk', 'punk rock', 'ska', 'punk', 'rock']
'TXXX:originalyear'                                 '2002'
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '4'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+5.27 dB'
'TXXX:replaygain_track_peak'                        '0.843429'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'c29ef0a7-f366-4312-9210-5f0062e5e5ba')

========================== row from database ==========================
                                              'id'  1335025
                                            'path'  /data/Music/Bulk/00poprockelectronic/Less Than Jake/Less Than Jake - Goodbye Blue & White/18 - Less Than Jake - Mississippi Mud.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  26
                                           'genre'  rock-gr-punk-ska
                                        'filesize'  927237
                                           'mtime'  1621695907
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 18 rock gr punk ska
                                      'tag_artist'  Less Than Jake
                                     'tag_release'  Goodbye Blue & White
                                       'tag_title'  Mississippi Mud
                                             'bpm'  153.0
                                    'search_title'  'mississippi':1 'mud':2
                                   'search_artist'  'jake':3 'less':1 'than':2
                                  'search_release'  'blue':2 'goodbye':1 'white':3
                                     'search_rest'  '00poprockelectronic':1 '18':2 'gr':4 'punk':5 'rock':3 'ska':6
                                    'search_combo'  '00poprockelectronic':9 '18':10 'blue':7C 'goodbye':6C 'gr':12 'jake':5B 'less':3B 'mississippi':1A 'mud':2A 'punk':13 'rock':11 'ska':14 'than':4B 'white':8C
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  7A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-4', 'q-drums-1', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-1', 'q-grit-3']
                                      'lastfmtags'  ['ska punk', 'punk rock', 'ska', 'punk', 'rock']
                                        'tag_date'  2008
                                     'discogstags'  ['rock', 'ska', 'punk']

============================== file details ==============================
                                           'mtime'  1621695906.8094003  (2021-05-22 17:05:06)
                             'size'  927237