======================== unified (from filesystem) ========================
                                         'bitrate'  '199.253'
                                        'duration'  '182'
                                          'artist'  'Sly And The Family Stone'
                                     'text_people'  ''
                                         'release'  "Bilboard Top Rock'N'Roll Hits - 1971"
                                           'title'  'Family Affair'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-1', 'Q-HHRNBTT-2', 'Q-UNU-1', 'Q-JZFKS-4', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-3', '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-1']")
                                      'lastfmtags'  "['funk', 'soul', 'rhythm and blues', 'rock', '60s']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '4'
                                      'tracktotal'  '10'
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'funk or soul-funk'
                                             'bpm'  '108.646'
                                             'key'  '6A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '7A07790A'
'COMM:Checksum:XXX'                                 'AG# 352540E9'
'COMM:ID3v1 Comment:XXX'                            '7A07790A'
'TALB' (Album/Movie/Show title)                     "Bilboard Top Rock'N'Roll Hits - 1971"
'TBPM' (BPM (beats per minute))                     '108.646'
'TCON' (Content type, a.k.a. Genre)                 'funk or soul-funk'
'TIT2' (Title/songname/content description)         'Family Affair'
'TKEY' (Initial key)                                '6A'
'TPE1' (Lead performer(s)/Soloist(s))               'Sly And The Family Stone'
'TRCK' (Track number/Position in set)               '4/10'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.88, VBR 1, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '2'
'TXXX:Q-JZFKS'                                      '4'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['funk', 'soul', 'rhythm and blues', 'rock', '60s']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'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'                        '+0.06 dB'
'TXXX:replaygain_track_peak'                        '0.840686'

========================== row from database ==========================
                                              'id'  781761
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Sly and the Family Stone/Sly & the Family Stone-Family Affair.mp3
                                         'working'  None
                                         'bitrate'  199
                                    'duration_sec'  182
                                           'genre'  funk or soul-funk
                                        'filesize'  4550971
                                           'mtime'  1620665554
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country and the & the funk or soul funk
                                      'tag_artist'  Sly And The Family Stone
                                     'tag_release'  Bilboard Top Rock'N'Roll Hits - 1971
                                       'tag_title'  Family Affair
                                             'bpm'  108.646
                                    'search_title'  'affair':2 'family':1
                                   'search_artist'  'and':2 'family':4 'sly':1 'stone':5 'the':3
                                  'search_release'  '1971':8 'bilboard':1 'hits':7 'n':4 'rock':3 'rocknroll':6 'roll':5 'top':2
                                     'search_rest'  'and':5 'country':4 'exotica':2 'funk':7 'jazz':1 'oldies':3 'or':8 'soul':9 'the':6
                                    'search_combo'  '1971':15C 'affair':2A 'and':4B,20 'bilboard':8C 'country':19 'exotica':17 'family':1A,6B 'funk':22 'hits':14C 'jazz':16 'n':11C 'oldies':18 'or':23 'rock':10C 'rocknroll':13C 'roll':12C 'sly':3B 'soul':24 'stone':7B 'the':5B,21 'top':9C
                                    'tag_tracknum'  4
                                      'num_images'  0
                                             'key'  6A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-3', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-4', 'q-busy-3', 'q-drums-4', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['funk', 'soul', 'rhythm and blues', 'rock', '60s']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620665553.7524815  (2021-05-10 18:52:33)
                             'size'  4550971