======================== unified (from filesystem) ========================
                                         'bitrate'  '256.0'
                                        'duration'  '141'
                                          'artist'  'Nimble'
                                     'text_people'  ''
                                         'release'  '52 Weeks - Winter'
                                           'title'  'Shaking Riches Out Of The Cosmos'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', "
 "'q-grit-2', 'q-play-2', 'Q-OLDST-3', 'q-chart-1', 'q-drums-4', 'q-other-1', "
 "'q-piano-1', 'q-vocals-2', 'Q-HHRNBTT-1', 'q-mixbeat-1', 'Q-LOCALNESS-1']")
                                      'lastfmtags'  "['all']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '10'
                                      'tracktotal'  '13'
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted'
                                             'bpm'  '102.7'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     '52 Weeks - Winter'
'TBPM' (BPM (beats per minute))                     '102.7'
'TCMP'                                              '1'
'TCON' (Content type, a.k.a. Genre)                 'electronic-unsorted'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Shaking Riches Out Of The Cosmos'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Nimble'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TRCK' (Track number/Position in set)               '10/13'
'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:lastfmtags'                                   'all'
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-1.10 dB'
'TXXX:replaygain_track_peak'                        '0.499369'

========================== row from database ==========================
                                              'id'  1378362
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Ceschi - pm008 - 52Weeks [2008]/set1-Winter-10-Nimble-Shaking_Riches_Out_Of_The_Cosmos.mp3
                                         'working'  None
                                         'bitrate'  256
                                    'duration_sec'  141
                                           'genre'  electronic-unsorted
                                        'filesize'  4766066
                                           'mtime'  1637785046
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Ceschi pm008 52Weeks [2008] set1 10 Shaking_Riches_Out_Of_The_Cosmos electronic unsorted
                                      'tag_artist'  Nimble
                                     'tag_release'  52 Weeks - Winter
                                       'tag_title'  Shaking Riches Out Of The Cosmos
                                             'bpm'  102.7
                                    'search_title'  'cosmos':6 'of':4 'out':3 'riches':2 'shaking':1 'the':5
                                   'search_artist'  'nimble':1
                                  'search_release'  '52':1 'weeks':2 'winter':3
                                     'search_rest'  '2008':4,5 '52weeks':3 'ceschi':1 'cosmos':12 'electronic':13 'of':10 'out':9 'pm008':2 'riches':8 'set1':6 'shaking':7 'the':11 'unsorted':14
                                    'search_combo'  '2008':14,15 '52':8C '52weeks':13 'ceschi':11 'cosmos':6A,22 'electronic':23 'nimble':7B 'of':4A,20 'out':3A,19 'pm008':12 'riches':2A,18 'set1':16 'shaking':1A,17 'the':5A,21 'unsorted':24 'weeks':9C 'winter':10C
                                    'tag_tracknum'  10
                                      'num_images'  1
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-1', 'q-other-1', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['all']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1637785045.672156  (2021-11-24 21:17:25)
                             'size'  4766066