======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '227'
                                          'artist'  'Shaggy Feat. Rayvon'
                                     'text_people'  ''
                                         'release'  "Best Ever Top 100 90's  "
                                           'title'  'In the Summertime'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-2', 'Q-OLDST-3', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', "
 "'Q-UNU-1', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-2', "
 "'q-chart-3', 'q-drums-4', 'q-other-1', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['reggae', 'dancehall', 'hip-hop', 'pop', 'rnb']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '1995'
                                        'comments'  ''
                                           'genre'  'electronic-generic or radio-unsorted;set-pl-billboard'
                                             'bpm'  '86.697'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     "Best Ever Top 100 90's  "
'TBPM' (BPM (beats per minute))                     '86.697'
'TCON' (Content type, a.k.a. Genre)                 ['electronic-generic or radio-unsorted', 'set-pl-billboard']
'TDRC' (Recording time)                             '1995'
'TENC' (Encoded by)                                 'lacadau'
'TIT2' (Title/songname/content description)         'In the Summertime'
'TKEY' (Initial key)                                '4A'
'TPE1' (Lead performer(s)/Soloist(s))               'Shaggy Feat. Rayvon'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['reggae', 'dancehall', 'hip-hop', 'pop', 'rnb']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.41 dB'
'TXXX:replaygain_track_peak'                        '0.421254'

========================== row from database ==========================
                                              'id'  1337941
                                            'path'  /data/Music/Bulk/00poprockelectronic/90s/33_In_the_Summertime.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  227
                                           'genre'  electronic-generic or radio-unsorted;set-pl-billboard
                                        'filesize'  9089928
                                           'mtime'  1621696487
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic 90s 33_In_the_Summertime electronic generic or radio unsorted;set pl billboard
                                      'tag_artist'  Shaggy Feat. Rayvon
                                     'tag_release'  Best Ever Top 100 90's  
                                       'tag_title'  In the Summertime
                                             'bpm'  86.697
                                    'search_title'  'in':1 'summertime':3 'the':2
                                   'search_artist'  'feat':2,3 'rayvon':4 'shaggy':1
                                  'search_release'  '100':4 '90':5 '90s':7 'best':1 'ever':2 's':6 'top':3
                                     'search_rest'  '00poprockelectronic':1 '33':3 '90s':2 'billboard':16 'electronic':7 'generic':8 'in':4 'or':9 'pl':15 'radio':10 'set':12,14 'summertime':6 'the':5 'unsorted':11,13
                                    'search_combo'  '00poprockelectronic':15 '100':11C '33':17 '90':12C '90s':14C,16 'best':8C 'billboard':30 'electronic':21 'ever':9C 'feat':5B,6B 'generic':22 'in':1A,18 'or':23 'pl':29 'radio':24 'rayvon':7B 's':13C 'set':26,28 'shaggy':4B 'summertime':3A,20 'the':2A,19 'top':10C 'unsorted':25,27
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['reggae', 'dancehall', 'hip-hop', 'pop', 'rnb']
                                        'tag_date'  1995
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621696486.5983984  (2021-05-22 17:14:46)
                             'size'  9089928