======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '666'
                                          'artist'  'Simon Says'
                                     'text_people'  ''
                                         'release'  'Progsoup 24'
                                           'title'  'Striking Out A Single Note For Love'
                                           'quals'  ("['Q-HAP-3', 'Q-UNU-2', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-2', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['alternative metal', 'hard rock', 'progressive rock', 'nu metal', 'rock']"
                                     'discogstags'  "['electronic']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  ''
                                            'date'  '2002'
                                        'comments'  ''
                                           'genre'  'rock-cppex-progressive;set-pl-progspace'
                                             'bpm'  '120.327'
                                             'key'  '9A'
                                        'acoustid'  ''
rest: ''

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

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'TALB' (Album/Movie/Show title)                     'Progsoup 24'
'TBPM' (BPM (beats per minute))                     '120.327'
'TCON' (Content type, a.k.a. Genre)                 ['rock-cppex-progressive', 'set-pl-progspace']
'TDRC' (Recording time)                             '2002'
'TIT2' (Title/songname/content description)         'Striking Out A Single Note For Love'
'TKEY' (Initial key)                                '9A'
'TPE1' (Lead performer(s)/Soloist(s))               'Simon Says'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'Galileo'
'TRCK' (Track number/Position in set)               '5'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, Fraunhofer acm, 128 kBit/s, 44,100 Hz, Stereo, HQ = on'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '2'
'TXXX:discogstags'                                  'electronic'
'TXXX:lastfmtags'                                   ['alternative metal', 'hard rock', 'progressive rock', 'nu metal', 'rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'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'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.07 dB'
'TXXX:replaygain_track_peak'                        '0.752584'

========================== row from database ==========================
                                              'id'  1411705
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/PROGSOUP/progsoup 24/1336 simon says - Striking Out A Single Note For Love.mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  666
                                           'genre'  rock-cppex-progressive;set-pl-progspace
                                        'filesize'  10668062
                                           'mtime'  1620736927
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy PROGSOUP progsoup 1336 simon says rock cppex progressive;set pl progspace
                                      'tag_artist'  Simon Says
                                     'tag_release'  Progsoup 24
                                       'tag_title'  Striking Out A Single Note For Love
                                             'bpm'  120.327
                                    'search_title'  'a':3 'for':6 'love':7 'note':5 'out':2 'single':4 'striking':1
                                   'search_artist'  'says':2 'simon':1
                                  'search_release'  '24':2 'progsoup':1
                                     'search_rest'  '1336':3 'classicprogpsy':1 'cppex':7 'pl':12 'progressive':8,10 'progsoup':2 'progspace':13 'rock':6 'says':5 'set':9,11 'simon':4
                                    'search_combo'  '1336':14 '24':11C 'a':3A 'classicprogpsy':12 'cppex':18 'for':6A 'love':7A 'note':5A 'out':2A 'pl':23 'progressive':19,21 'progsoup':10C,13 'progspace':24 'rock':17 'says':9B,16 'set':20,22 'simon':8B,15 'single':4A 'striking':1A
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  9A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['alternative metal', 'hard rock', 'progressive rock', 'nu metal', 'rock']
                                        'tag_date'  2002
                                     'discogstags'  ['electronic']

============================== file details ==============================
                                           'mtime'  1620736926.7456295  (2021-05-11 14:42:06)
                             'size'  10668062