======================== unified (from filesystem) ========================
                                         'bitrate'  '128.0'
                                        'duration'  '131'
                                          'artist'  'Red Sovine'
                                     'text_people'  ''
                                         'release'  'Philadelphia Lawyer'
                                           'title'  "Nobody's Business"
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-UNU-2', 'Q-OLDST-1', 'Q-HHRNBTT-1', "
 "'Q-LOCALNESS-3', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-2', 'q-play-2', "
 "'q-chart-1', 'q-drums-1', 'q-other-3', 'q-piano-1', 'q-vocals-4', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  ("['classic country', 'spoken word', 'country', 'honky tonk', 'country and "
 "western', 'rockabilly']")
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '11'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'loc-namerica-country'
                                             'bpm'  '133.316'
                                             'key'  '9B'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'Philadelphia Lawyer'
'TBPM' (BPM (beats per minute))                     '133.316'
'TCON' (Content type, a.k.a. Genre)                 'loc-namerica-country'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         "Nobody's Business"
'TKEY' (Initial key)                                '9B'
'TLEN' (Length)                                     '0'
'TPE1' (Lead performer(s)/Soloist(s))               'Red Sovine'
'TRCK' (Track number/Position in set)               '11'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '3'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '2'
'TXXX:lastfmtags'                                   ['classic country',
 'spoken word',
 'country',
 'honky tonk',
 'country and western',
 'rockabilly']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '1'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+2.05 dB'
'TXXX:replaygain_track_peak'                        '0.478329'

========================== row from database ==========================
                                              'id'  1512751
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Philadelphia Lawyer 1968/11 Nobody_s Buisness (Minnie Pearl).mp3
                                         'working'  None
                                         'bitrate'  128
                                    'duration_sec'  131
                                           'genre'  loc-namerica-country
                                        'filesize'  2100203
                                           'mtime'  1621628370
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country 1968 11 Nobody_s Buisness (Minnie Pearl) loc namerica country
                                      'tag_artist'  Red Sovine
                                     'tag_release'  Philadelphia Lawyer
                                       'tag_title'  Nobody's Business
                                             'bpm'  133.316
                                    'search_title'  'business':4 'nobody':1 'nobodys':3 's':2
                                   'search_artist'  'red':1 'sovine':2
                                  'search_release'  'lawyer':2 'philadelphia':1
                                     'search_rest'  '1968':5 'buisness':8 'country':4 'exotica':2 'jazz':1 'loc':13 'minnie':9,10 'namerica':14 'nobody':6 'oldies':3 'pearl':11,12 's':7
                                    'search_combo'  '1968':13 'buisness':16 'business':4A 'country':12 'exotica':10 'jazz':9 'lawyer':8C 'loc':21 'minnie':17,18 'namerica':22 'nobody':1A,14 'nobodys':3A 'oldies':11 'pearl':19,20 'philadelphia':7C 'red':5B 's':2A,15 'sovine':6B
                                    'tag_tracknum'  11
                                      'num_images'  0
                                             'key'  9B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-3', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-2', 'Q-JZFKS-1', 'q-busy-2', 'q-drums-1', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['classic country', 'spoken word', 'country', 'honky tonk', 'country and western', 'rockabilly']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1621628369.615014  (2021-05-21 22:19:29)
                             'size'  2100203