======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '555'
                                          'artist'  'Cartographer'
                                     'text_people'  ''
                                         'release'  '5 Hours of Relaxing Psychedelic Space Rock'
                                           'title'  "09 - '17 04 - Now Yours Not Ours Not Mine'"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-3', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-2', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['progressive rock', 'post-rock', 'noise rock', 'post rock']"
                                     'discogstags'  "['metalcore', 'hardcore', 'noise', 'rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'rock-cppex-psychedelic-space;set-pl-progspace'
                                             'bpm'  '137.4'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     '5 Hours of Relaxing Psychedelic Space Rock'
'TBPM' (BPM (beats per minute))                     '137.4'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-psychedelic-space', 'set-pl-progspace']
'TDRC' (Recording time)                             '2010'
'TIT2' (Title/songname/content description)         "09 - '17 04 - Now Yours Not Ours Not Mine'"
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cartographer'
'TRCK' (Track number/Position in set)               '07'
'TSSE' (Software/Hardware and settings used for encoding)  'Lavf57.56.101'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['metalcore', 'hardcore', 'noise', 'rock']
'TXXX:lastfmtags'                                   ['progressive rock', 'post-rock', 'noise rock', 'post rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '2'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+1.16 dB'
'TXXX:replaygain_track_peak'                        '0.472556'

========================== row from database ==========================
                                              'id'  1510920
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Maha Sohona - 5 Hours of Relaxing Psychedelic Space Rock/07 - Cartographer - 09 - _17_04 - Now Yours Not Ours Not Mine_.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  555
                                           'genre'  rock-cppex-psychedelic-space;set-pl-progspace
                                        'filesize'  22240746
                                           'mtime'  1620736105
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy Maha Sohona 07 _17_04 Mine_ rock cppex psychedelic space;set pl progspace
                                      'tag_artist'  Cartographer
                                     'tag_release'  5 Hours of Relaxing Psychedelic Space Rock
                                       'tag_title'  09 - '17 04 - Now Yours Not Ours Not Mine'
                                             'bpm'  137.4
                                    'search_title'  '17':1,2 'mine':7,8 'not':5 'now':3 'ours':6 'yours':4
                                   'search_artist'  'cartographer':1
                                  'search_release'  '5':1 'hours':2 'of':3 'psychedelic':5 'relaxing':4 'rock':7 'space':6
                                     'search_rest'  '04':5 '17':4 'classicprogpsy':1 'cppex':8 'maha':2 'mine':6 'pl':14 'progspace':15 'psychedelic':9 'rock':7 'set':11,13 'sohona':3 'space':10,12
                                    'search_combo'  '04':21 '17':1A,2A,20 '5':10C 'cartographer':9B 'classicprogpsy':17 'cppex':24 'hours':11C 'maha':18 'mine':7A,8A,22 'not':5A 'now':3A 'of':12C 'ours':6A 'pl':30 'progspace':31 'psychedelic':14C,25 'relaxing':13C 'rock':16C,23 'set':27,29 'sohona':19 'space':15C,26,28 'yours':4A
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-2', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['progressive rock', 'post-rock', 'noise rock', 'post rock']
                                        'tag_date'  2010
                                     'discogstags'  ['metalcore', 'hardcore', 'noise', 'rock']

============================== file details ==============================
                                           'mtime'  1620736105.4498808  (2021-05-11 14:28:25)
                             'size'  22240746