======================== unified (from filesystem) ========================
                                         'bitrate'  '194.596'
                                        'duration'  '303'
                                          'artist'  'Curtis Mayfield'
                                     'text_people'  ''
                                         'release'  'Superfly Soul-Dynamite Funk And Bad-Assed Street Grooves'
                                           'title'  'Pusherman'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-3', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-2', 'q-play-3', "
 "'q-chart-3', 'q-drums-4', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['rnb', 'rhythm and blues', 'soul', 'funk', '70s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '5'
                                      'tracktotal'  '18'
                                            'date'  '2006'
                                        'comments'  ''
                                           'genre'  'funk or soul'
                                             'bpm'  '126.647'
                                             'key'  '4A'
                                        'acoustid'  ''
rest: ''

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

'PRIV:http://www.cdtag.com:\x02\x00Â-a\x00'         PRIV(owner='http://www.cdtag.com', data=b'\x02\x00\xc2-a\x00')
'TALB' (Album/Movie/Show title)                     'Superfly Soul-Dynamite Funk And Bad-Assed Street Grooves'
'TBPM' (BPM (beats per minute))                     '126.647'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul'
'TDRC' (Recording time)                             '2006-00-00'
'TENC' (Encoded by)                                 '  '
'TIT2' (Title/songname/content description)         'Pusherman'
'TKEY' (Initial key)                                '4A'
'TLAN' (Language(s))                                'eng'
'TPE1' (Lead performer(s)/Soloist(s))               'Curtis Mayfield'
'TPE2' (Band/orchestra/accompaniment)               'Various Artists'
'TPOS' (Part of a set)                              '1/2'
'TPUB' (Publisher)                                  'Union Square'
'TRCK' (Track number/Position in set)               '5/18'
'TSSE' (Software/Hardware and settings used for encoding)  'LAME v3.90.3 --alt-preset standard'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '3'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:Release type'                                 'Normal release'
'TXXX:Rip date'                                     '2006-10-12'
'TXXX:Ripping tool'                                 'EAC'
'TXXX:Source'                                       'CD (LP)'
'TXXX:Supplier'                                     '  '
'TXXX:lastfmtags'                                   ['rnb', 'rhythm and blues', 'soul', 'funk', '70s']
'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'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '3'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '+0.59 dB'
'TXXX:replaygain_track_peak'                        '0.481507'

========================== row from database ==========================
                                              'id'  1248556
                                            'path'  /data/Music/Bulk/00popandrock-swing-funk-soul/Sir Joe Quarterman & Free Soul - Superfly_Soul-Dynamite_Funk_And_Bad-Assed_Street_Grooves/105-curtis_mayfield-pusherman.mp3
                                         'working'  None
                                         'bitrate'  194
                                    'duration_sec'  303
                                           'genre'  funk or soul
                                        'filesize'  7381917
                                           'mtime'  1628357658
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock swing funk soul Sir Joe Quarterman & Free Superfly_Soul Dynamite_Funk_And_Bad Assed_Street_Grooves 105 curtis_mayfield pusherman funk or soul
                                      'tag_artist'  Curtis Mayfield
                                     'tag_release'  Superfly Soul-Dynamite Funk And Bad-Assed Street Grooves
                                       'tag_title'  Pusherman
                                             'bpm'  126.647
                                    'search_title'  'pusherman':1
                                   'search_artist'  'curtis':1 'mayfield':2
                                  'search_release'  'and':6 'assed':8 'bad':7 'badassed':9 'dynamite':3 'funk':5 'grooves':11 'soul':2 'souldynamite':4 'street':10 'superfly':1
                                     'search_rest'  '105':17 'and':12 'assed':14 'bad':13 'curtis':18 'dynamite':10 'free':7 'funk':2,11 'grooves':16 'joe':5 'mayfield':19 'or':21 'pusherman':20 'quarterman':6 'sir':4 'soul':3,9 'street':15 'superfly':8 'swing':1
                                    'search_combo'  '105':31 'and':9C,26 'assed':11C,28 'bad':10C,27 'badassed':12C 'curtis':2B,32 'dynamite':6C,24 'free':21 'funk':8C,16,25 'grooves':14C,30 'joe':19 'mayfield':3B,33 'or':35 'pusherman':1A,34 'quarterman':20 'sir':18 'soul':5C,17,23 'souldynamite':7C 'street':13C,29 'superfly':4C,22 'swing':15
                                    'tag_tracknum'  5
                                      'num_images'  0
                                             'key'  4A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-3', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-2']
                                      'lastfmtags'  ['rnb', 'rhythm and blues', 'soul', 'funk', '70s']
                                        'tag_date'  2006
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1628357658.2063904  (2021-08-07 19:34:18)
                             'size'  7381917