======================== unified (from filesystem) ========================
                                         'bitrate'  '160.0'
                                        'duration'  '244'
                                          'artist'  'Sade'
                                     'text_people'  ''
                                         'release'  "Lover's Rock"
                                           'title'  'Every Word'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-3', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-2', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-3', "
 "'q-chart-4', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['love', 'jazz', 'female vocalists', 'soul']"
                                     'discogstags'  "['downtempo', 'lovers rock', 'electronic', 'reggae', 'funk / soul']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  ''
                                            'date'  '2000'
                                        'comments'  ''
                                           'genre'  'funk or soul-soul;prerock-jb-jazz-vocal'
                                             'bpm'  '88.053'
                                             'key'  '8A'
                                        'acoustid'  ''
rest: ''

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

'POPM:Windows Media Player 9 Series'                POPM(email='Windows Media Player 9 Series', rating=128, count=0)
'TALB' (Album/Movie/Show title)                     "Lover's Rock"
'TBPM' (BPM (beats per minute))                     '88.053'
'TCON' (Content type, a.k.a. Genre)                 ['funk or soul-soul', 'prerock-jb-jazz-vocal']
'TDRC' (Recording time)                             '2000'
'TIT2' (Title/songname/content description)         'Every Word'
'TKEY' (Initial key)                                '8A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sade'
'TPE2' (Band/orchestra/accompaniment)               'Sade'
'TRCK' (Track number/Position in set)               '8'
'TXXX:FMPS_Rating'                                  '0.6'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  ['downtempo', 'lovers rock', 'electronic', 'reggae', 'funk / soul']
'TXXX:lastfmtags'                                   ['love', 'jazz', 'female vocalists', 'soul']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '4'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.20 dB'
'TXXX:replaygain_track_peak'                        '0.559519'

========================== row from database ==========================
                                              'id'  1531702
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Sade/Lover_s Rock/MBZ;#Sade;#Lover_s Rock;#08;#Every Word.mp3
                                         'working'  None
                                         'bitrate'  160
                                    'duration_sec'  244
                                           'genre'  funk or soul-soul;prerock-jb-jazz-vocal
                                        'filesize'  4897328
                                           'mtime'  1620534358
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Lover_s MBZ;#Sade;#Lover_s Rock;#08;#Every funk soul soul;prerock jb jazz vocal
                                      'tag_artist'  Sade
                                     'tag_release'  Lover's Rock
                                       'tag_title'  Every Word
                                             'bpm'  88.053
                                    'search_title'  'every':1 'word':2
                                   'search_artist'  'sade':1
                                  'search_release'  'lover':1 'lovers':3 'rock':4 's':2
                                     'search_rest'  '08':16,19 'country':4 'every':17,20 'exotica':2 'funk':21 'jazz':1 'jb':27 'lover':5,9,13 'mbz':7,11 'oldies':3 'prerock':24,26 'rock':15,18 's':6,10,14 'sade':8,12 'soul':22,23,25 'vocal':28
                                    'search_combo'  '08':23,26 'country':11 'every':1A,24,27 'exotica':9 'funk':28 'jazz':8 'jb':34 'lover':4C,12,16,20 'lovers':6C 'mbz':14,18 'oldies':10 'prerock':31,33 'rock':7C,22,25 's':5C,13,17,21 'sade':3B,15,19 'soul':29,30,32 'vocal':35 'word':2A
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  8A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-2', 'q-drums-4', 'q-syn-2', 'q-chart-4', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['love', 'jazz', 'female vocalists', 'soul']
                                        'tag_date'  2000
                                     'discogstags'  ['downtempo', 'lovers rock', 'electronic', 'reggae', 'funk / soul']

============================== file details ==============================
                                           'mtime'  1620534357.5073369  (2021-05-09 06:25:57)
                             'size'  4897328