======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '152'
                                          'artist'  'Oscar Alemán'
                                     'text_people'  'øשlqæda'
                                         'release'  'Winter Is Blue C90'
                                           'title'  'Bésame Mucho'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-UNU-2', 'Q-LOCALNESS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-1', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-4', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['guitar', 'argentina', 'jazz', 'latin', 'swing']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  ''
                                            'date'  '1943'
                                        'comments'  ''
                                           'genre'  'loc-unsorted;set-pl-shirleyspinoza;set-pl-mor'
                                             'bpm'  '93.8'
                                             'key'  '5A'
                                        'acoustid'  ''
rest: ''

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

'APIC:'                                             type PictureType.COVER_FRONT (Cover (front)) b''
                                     
'TALB' (Album/Movie/Show title)                     'Winter Is Blue C90'
'TBPM' (BPM (beats per minute))                     '93.8'
'TCOM' (Composer)                                   'øשlqæda'
'TCON' (Content type, a.k.a. Genre)                 ['loc-unsorted', 'set-pl-shirleyspinoza', 'set-pl-mor']
'TDRC' (Recording time)                             '1943'
'TIT2' (Title/songname/content description)         'Bésame Mucho'
'TKEY' (Initial key)                                '5A'
'TPE1' (Lead performer(s)/Soloist(s))               'Oscar Alemán'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPUB' (Publisher)                                  'holy warbles trill 03'
'TRCK' (Track number/Position in set)               '4'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:TREMULANT'                                    'http://holywarbles.blogspot.com'
'TXXX:lastfmtags'                                   ['guitar', 'argentina', 'jazz', 'latin', 'swing']
'TXXX:q-bass'                                       '1'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.56 dB'
'TXXX:replaygain_track_peak'                        '0.684758'

========================== row from database ==========================
                                              'id'  1214730
                                            'path'  /data/Music/Bulk/00exnnpjpsprgttidm/holy warbles/va - winter is  blue c90 mixtape [holy warbles, 2011]/04. bésame mucho.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  152
                                           'genre'  loc-unsorted;set-pl-shirleyspinoza;set-pl-mor
                                        'filesize'  6145215
                                           'mtime'  1621629040
                                   'redo_metaread'  0
                                        'rest_str'   00exnnpjpsprgttidm holy warbles va winter is blue c90 mixtape [holy warbles, 2011] 04. bésame mucho loc unsorted;set pl shirleyspinoza;set pl mor
                                      'tag_artist'  Oscar Alemán
                                     'tag_release'  Winter Is Blue C90
                                       'tag_title'  Bésame Mucho
                                             'bpm'  93.8
                                    'search_title'  'besame':1,2 'mucho':3
                                   'search_artist'  'aleman':2,3 'oscar':1
                                  'search_release'  'blue':3 'c90':4 'is':2 'winter':1
                                     'search_rest'  '04':13,14 '2011':11,12 'a':32 'b':31 'ba':15,17 'blue':6 'c90':7 'holy':1,9 'is':5 'loc':20 'mixtape':8 'mor':30 'mucho':19 'pl':25 'same':16,18,33 'set':22,24,27,29 'shirleyspinoza':26,28 'unsorted':21,23 'va':3 'warbles':2,10 'winter':4
                                    'search_combo'  '04':23,24 '2011':21,22 'a':42 'aleman':5B,6B 'b':41 'ba':25,27 'besame':1A,2A 'blue':9C,16 'c90':10C,17 'holy':11,19 'is':8C,15 'loc':30 'mixtape':18 'mor':40 'mucho':3A,29 'oscar':4B 'pl':35 'same':26,28,43 'set':32,34,37,39 'shirleyspinoza':36,38 'unsorted':31,33 'va':13 'warbles':12,20 'winter':7C,14
                                    'tag_tracknum'  4
                                      'num_images'  1
                                             'key'  5A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-4', 'Q-HAP-3', 'q-bass-1', 'q-grit-2']
                                      'lastfmtags'  ['guitar', 'argentina', 'jazz', 'latin', 'swing']
                                        'tag_date'  1943
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621629040.2820463  (2021-05-21 22:30:40)
                             'size'  6145215