======================== unified (from filesystem) ========================
                                         'bitrate'  '192.0'
                                        'duration'  '308'
                                          'artist'  'Carol Fran & Clarence Hollimon'
                                     'text_people'  ''
                                         'release'  ''
                                           'title'  'Are You Serious'
                                           'quals'  ("['Q-OLDST-1', 'Q-UNU-1', 'Q-HAP-2', 'Q-JZFKS-2', 'Q-LOCALNESS-2', 'q-syn-2', "
 "'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', 'q-drums-4', "
 "'q-other-2', 'q-piano-1', 'q-vocals-4', 'Q-HHRNBTT-1', 'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'rhythm and blues', 'under 2000 listeners', 'blues']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  ''
                                      'tracktotal'  ''
                                            'date'  '2008'
                                        'comments'  ''
                                           'genre'  'prerock-jb-blues'
                                             'bpm'  '91.021'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'TBPM' (BPM (beats per minute))                     '91.021'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-blues'
'TDRC' (Recording time)                             '2008'
'TIT2' (Title/songname/content description)         'Are You Serious'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Carol Fran & Clarence Hollimon'
'TPE2' (Band/orchestra/accompaniment)               'Carol Fran & Clarence Hollimon'
'TXXX:Q-HAP'                                        '2'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['rnb', 'rhythm and blues', 'under 2000 listeners', 'blues']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '4'
'TXXX:replaygain_track_gain'                        '+12.44 dB'
'TXXX:replaygain_track_peak'                        '0.155450'

========================== row from database ==========================
                                              'id'  1295792
                                            'path'  /data/Music/Bulk/00poprockelectronic/Unsorted/[loose files]/Carol Fran & Clarence Hollimon - Are You Serious [].mp3
                                         'working'  None
                                         'bitrate'  192
                                    'duration_sec'  308
                                           'genre'  prerock-jb-blues
                                        'filesize'  7417003
                                           'mtime'  1620403811
                                   'redo_metaread'  0
                                        'rest_str'   00poprockelectronic Unsorted [loose files] [] prerock jb blues
                                      'tag_artist'  Carol Fran & Clarence Hollimon
                                     'tag_release'  None
                                       'tag_title'  Are You Serious
                                             'bpm'  91.021
                                    'search_title'  'are':1 'serious':3 'you':2
                                   'search_artist'  'carol':1 'clarence':3 'fran':2 'hollimon':4
                                  'search_release'  
                                     'search_rest'  '00poprockelectronic':1 'blues':9 'files':5,6 'jb':8 'loose':3,4 'prerock':7 'unsorted':2
                                    'search_combo'  '00poprockelectronic':8 'are':1A 'blues':16 'carol':4B 'clarence':6B 'files':12,13 'fran':5B 'hollimon':7B 'jb':15 'loose':10,11 'prerock':14 'serious':3A 'unsorted':9 'you':2A
                                    'tag_tracknum'  None
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-4', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-2', 'q-other-2', 'Q-HAP-2', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'rhythm and blues', 'under 2000 listeners', 'blues']
                                        'tag_date'  2008
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620403810.997268  (2021-05-07 18:10:10)
                             'size'  7417003