======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '158'
                                          'artist'  'Peter Broderick'
                                     'text_people'  ''
                                         'release'  'Float'
                                           'title'  'Something Has Changed'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'Q-PLAY-3', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-1', "
 "'Q-PIANO-4', 'q-chart-3', 'q-drums-1', 'q-other-3', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['contemporary classical', 'minimalism', 'piano', 'modern classic', 'ambient']"
                                     'discogstags'  "['electronic', 'classical', 'contemporary', 'experimental']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '7'
                                      'tracktotal'  '10'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'prerock-classical or classical instruments'
                                             'bpm'  '136.5'
                                             'key'  '8B'
                                        'acoustid'  ''
rest: ''

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

'COMM:iTunNORM:eng'                                 (' 00000205 00000201 00002B8A 000035AD 00008163 0000E2D6 00007959 00007D86 '
 '0000800F 00008163')
'COMM:iTunPGAP:eng'                                 '0/'
'COMM:iTunSMPB:eng'                                 (' 00000000 00000210 00000954 00000000006AC71C 00000000 0060C36E 00000000 '
 '00000000 00000000 00000000 00000000 00000000')
'COMM:iTunes_CDDB_1:eng'                            '7D08690A+161664+10+150+15647+34075+49200+54664+88647+105969+117870+133213+152845'
'COMM:iTunes_CDDB_TrackNumber:eng'                  '7'
'TALB' (Album/Movie/Show title)                     'Float'
'TBPM' (BPM (beats per minute))                     '136.5'
'TCON' (Content type, a.k.a. Genre)                 'prerock-classical or classical instruments'
'TDOR' (Original release time)                      '2008'
'TDRC' (Recording time)                             '2008-05-12'
'TENC' (Encoded by)                                 'iTunes v7.5'
'TIPL' (Involved people list)                       TIPL(encoding=<Encoding.UTF16: 1>, people=[['producer', 'Peter Broderick'], ['mix', 'Peter Broderick'], ['mix', 'Skyler Norwood'], ['piano', 'Peter Broderick']])
'TIT2' (Title/songname/content description)         'Something Has Changed'
'TKEY' (Initial key)                                '8B'
'TMED' (Media type)                                 'CD'
'TPE1' (Lead performer(s)/Soloist(s))               'Peter Broderick'
'TPE2' (Band/orchestra/accompaniment)               'Peter Broderick'
'TPOS' (Part of a set)                              '1/1'
'TPUB' (Publisher)                                  'Type'
'TRCK' (Track number/Position in set)               '7/10'
'TSO2'                                              'Broderick, Peter'
'TSOP' (Performer sort order)                       'Broderick, Peter'
'TSRC' (ISRC (international standard recording code))  'GBJSN0700056'
'TXXX:ASIN'                                         'B0018M6J40'
'TXXX:BARCODE'                                      '182270000697'
'TXXX:CATALOGNUMBER'                                'TYPE027'
'TXXX:MusicBrainz Album Artist Id'                  'e60a4481-472a-42cf-a84d-6a9419e4e5e3'
'TXXX:MusicBrainz Album Id'                         'd343fc02-701a-4a85-976e-450bca1809ed'
'TXXX:MusicBrainz Album Release Country'            'GB'
'TXXX:MusicBrainz Album Status'                     'official'
'TXXX:MusicBrainz Album Type'                       'album'
'TXXX:MusicBrainz Artist Id'                        'e60a4481-472a-42cf-a84d-6a9419e4e5e3'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-PIANO'                                      '4'
'TXXX:Q-PLAY'                                       '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:SCRIPT'                                       'Latn'
'TXXX:discogstags'                                  ['electronic', 'classical', 'contemporary', 'experimental']
'TXXX:lastfmtags'                                   ['contemporary classical', 'minimalism', 'piano', 'modern classic', 'ambient']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.73 dB'
'TXXX:replaygain_track_peak'                        '0.821203'
'UFID:http://musicbrainz.org'                       UFID(owner='http://musicbrainz.org', data=b'9c91377a-3928-4ee1-a874-b12178f04fef')

========================== row from database ==========================
                                              'id'  721342
                                            'path'  /data/Music/Bulk/00instruments-classical/2008 - Float/07 something has changed.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  158
                                           'genre'  prerock-classical or classical instruments
                                        'filesize'  6354152
                                           'mtime'  1637329778
                                   'redo_metaread'  0
                                        'rest_str'   00instruments classical 2008 07 something has changed prerock classical or classical instruments
                                      'tag_artist'  Peter Broderick
                                     'tag_release'  Float
                                       'tag_title'  Something Has Changed
                                             'bpm'  136.5
                                    'search_title'  'changed':3 'has':2 'something':1
                                   'search_artist'  'broderick':2 'peter':1
                                  'search_release'  'float':1
                                     'search_rest'  '00instruments':1 '2008':3 'changed':6 'classical':2 'has':5 'instruments':9 'or':8 'prerock':7 'something':4
                                    'search_combo'  '00instruments':7 '2008':9 'broderick':5B 'changed':3A,12 'classical':8 'float':6C 'has':2A,11 'instruments':15 'or':14 'peter':4B 'prerock':13 'something':1A,10
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  8B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-mixbeat-1', 'Q-PIANO-4', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-3', 'q-other-3', 'Q-HAP-2', 'Q-PLAY-3', 'q-bass-1', 'q-grit-1']
                                      'lastfmtags'  ['contemporary classical', 'minimalism', 'piano', 'modern classic', 'ambient']
                                        'tag_date'  2008
                                     'discogstags'  ['electronic', 'classical', 'contemporary', 'experimental']

============================== file details ==============================
                                           'mtime'  1637329777.5257044  (2021-11-19 14:49:37)
                             'size'  6354152