======================== unified (from filesystem) ========================
                                         'bitrate'  '224.0'
                                        'duration'  '143'
                                          'artist'  'Dvouleta Fama'
                                     'text_people'  ''
                                         'release'  'Insane Music for Insane People Vol. 10'
                                           'title'  'Vodník Václav'
                                           'quals'  ("['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
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 "'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['no wave', 'avant-garde', 'czechoslovak underground', 'under two minutes', "
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                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1986'
                                        'comments'  ''
                                           'genre'  'electronic-unsorted;set-pl-mor'
                                             'bpm'  '107.9'
                                             'key'  '1A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Insane Music for Insane People Vol. 10'
'TBPM' (BPM (beats per minute))                     '107.9'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-unsorted', 'set-pl-mor']
'TDRC' (Recording time)                             '1986'
'TIT2' (Title/songname/content description)         'Vodník Václav'
'TKEY' (Initial key)                                '1A'
'TPE1' (Lead performer(s)/Soloist(s))               'Dvouleta Fama'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['no wave',
 'avant-garde',
 'czechoslovak underground',
 'under two minutes',
 '80s']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '-0.70 dB'
'TXXX:replaygain_track_peak'                        '0.576705'
'TXXX:tracknum'                                     '16'

========================== row from database ==========================
                                              'id'  1364688
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/Ernest Hembersin - Insane Music For Insane People Vol. 10 (Insane Music, 1986) [224k]/16 Dvouleta Fama - Vodník Václav.mp3
                                         'working'  None
                                         'bitrate'  224
                                    'duration_sec'  143
                                           'genre'  electronic-unsorted;set-pl-mor
                                        'filesize'  4010907
                                           'mtime'  1642339769
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm Ernest Hembersin For (Insane Music, 1986) [224k] 16 electronic unsorted;set mor
                                      'tag_artist'  Dvouleta Fama
                                     'tag_release'  Insane Music for Insane People Vol. 10
                                       'tag_title'  Vodník Václav
                                             'bpm'  107.9
                                    'search_title'  'vaclav':3,4 'vodnik':1,2
                                   'search_artist'  'dvouleta':1 'fama':2
                                  'search_release'  'for':3 'insane':1 'music':2 'people':4 'vol':5,6
                                     'search_rest'  '1986':8,9 '224k':10,11 'electronic':12 'ernest':1 'for':3 'hembersin':2 'insane':4,5 'mor':17 'music':6,7 'set':14,16 'unsorted':13,15
                                    'search_combo'  '1986':20,21 '224k':22,23 'dvouleta':5B 'electronic':24 'ernest':13 'fama':6B 'for':9C,15 'hembersin':14 'insane':7C,16,17 'mor':29 'music':8C,18,19 'people':10C 'set':26,28 'unsorted':25,27 'vaclav':3A,4A 'vodnik':1A,2A 'vol':11C,12C
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  1A
                                           'quals'  ['Q-HAP-2', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', 'Q-OLDST-3', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-1', 'q-drums-3', 'q-other-3', 'q-piano-1', 'q-vocals-2', 'q-mixbeat-1']
                                      'lastfmtags'  ['no wave', 'avant-garde', 'czechoslovak underground', 'under two minutes', '80s']
                                        'tag_date'  1986
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1642339768.5593295  (2022-01-16 14:29:28)
                             'size'  4010907