======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '387'
                                          'artist'  'Cafe Del Sol'
                                     'text_people'  ''
                                         'release'  'Groove Nation, Vol. 1 (25 Deep House Tunes)'
                                           'title'  'Cafe Del Sol (Original Mix)'
                                           'quals'  ("['Q-MIXBEAT-3', 'Q-HAP-2', 'Q-UNU-1', 'Q-LOCALNESS-1', 'Q-HHRNBTT-1', "
 "'Q-JZFKS-1', 'Q-OLDST-3', 'q-syn-3', '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-1']")
                                      'lastfmtags'  "['chillout', 'down tempo', 'lounge music']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '3'
                                      'tracktotal'  '25'
                                            'date'  '2015'
                                        'comments'  ''
                                           'genre'  'electronic-th-techno-minimal or deephouse'
                                             'bpm'  '130.0'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Groove Nation, Vol. 1 (25 Deep House Tunes)'
'TBPM' (BPM (beats per minute))                     '130.0'
'TCON' (Content type, a.k.a. Genre)                 'electronic-th-techno-minimal or deephouse'
'TDRC' (Recording time)                             '2015'
'TIT2' (Title/songname/content description)         'Cafe Del Sol (Original Mix)'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Cafe Del Sol'
'TRCK' (Track number/Position in set)               '3/25'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-MIXBEAT'                                    '3'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['chillout', 'down tempo', 'lounge music']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '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'                        '-0.09 dB'
'TXXX:replaygain_track_peak'                        '0.456800'

========================== row from database ==========================
                                              'id'  1306625
                                            'path'  /data/Music/Bulk/00poprockelectronic/deep house/03-cafe_del_sol-cafe_del_sol_(original_mix)-df1cd441.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  387
                                           'genre'  electronic-th-techno-minimal or deephouse
                                        'filesize'  15499264
                                           'mtime'  1621085285
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic deep house 03 cafe_del_sol cafe_del_sol_(original_mix) df1cd441 electronic th techno minimal or deephouse
                                      'tag_artist'  Cafe Del Sol
                                     'tag_release'  Groove Nation, Vol. 1 (25 Deep House Tunes)
                                       'tag_title'  Cafe Del Sol (Original Mix)
                                             'bpm'  130.0
                                    'search_title'  'cafe':1 'del':2 'mix':6,7 'original':4,5 'sol':3
                                   'search_artist'  'cafe':1 'del':2 'sol':3
                                  'search_release'  '1':6 '25':7,8 'deep':9 'groove':1 'house':10 'nation':2,3 'tunes':11,12 'vol':4,5
                                     'search_rest'  '00poprockelectronic':1 'cafe':4,7,12 'deep':2 'deephouse':23 'del':5,8,13 'df1cd441':17 'electronic':18 'house':3 'minimal':21 'mix':11,16 'or':22 'original':10,15 'sol':6,9,14 'techno':20 'th':19
                                    'search_combo'  '00poprockelectronic':23 '1':16C '25':17C,18C 'cafe':1A,8B,26,29,34 'deep':19C,24 'deephouse':45 'del':2A,9B,27,30,35 'df1cd441':39 'electronic':40 'groove':11C 'house':20C,25 'minimal':43 'mix':6A,7A,33,38 'nation':12C,13C 'or':44 'original':4A,5A,32,37 'sol':3A,10B,28,31,36 'techno':42 'th':41 'tunes':21C,22C 'vol':14C,15C
                                    'tag_tracknum'  3
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'Q-MIXBEAT-3', 'q-play-3', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-2', 'q-other-3', 'Q-HAP-2', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['chillout', 'down tempo', 'lounge music']
                                        'tag_date'  2015
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621085285.354232  (2021-05-15 15:28:05)
                             'size'  15499264