======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '149'
                                          'artist'  'Herb Alpert & The Tijuana Brass'
                                     'text_people'  ''
                                         'release'  'All The Hits  Cd1'
                                           'title'  'Lollipops & Roses'
                                           'quals'  ("['Q-OLDST-2', 'Q-JZFKS-1', 'Q-HHRNBTT-1', 'Q-LOCALNESS-1', 'Q-UNU-1', "
 "'q-syn-1', 'q-bass-3', 'q-busy-3', 'q-grit-2', 'q-play-2', 'q-chart-2', "
 "'q-drums-3', 'q-other-4', 'q-piano-1', 'q-vocals-1', 'q-mixbeat-1']")
                                      'lastfmtags'  "['jazz', 'easy listening', 'instrumental', 'trumpet', 'latin']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '15'
                                      'tracktotal'  ''
                                            'date'  ''
                                        'comments'  ''
                                           'genre'  'set-th-candy'
                                             'bpm'  '89.374'
                                             'key'  '7B'
                                        'acoustid'  ''
rest: ''

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

'COMM:ID3v1 Comment:XXX'                            'Excellent'
'COMM:MusicMatch_Preference:eng'                    'Excellent'
'TALB' (Album/Movie/Show title)                     'All The Hits  Cd1'
'TBPM' (BPM (beats per minute))                     '89.374'
'TCON' (Content type, a.k.a. Genre)                 'set-th-candy'
'TIT2' (Title/songname/content description)         'Lollipops & Roses'
'TKEY' (Initial key)                                '7B'
'TLEN' (Length)                                     '149000'
'TPE1' (Lead performer(s)/Soloist(s))               'Herb Alpert & The Tijuana Brass'
'TRCK' (Track number/Position in set)               '15'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['jazz', 'easy listening', 'instrumental', 'trumpet', 'latin']
'TXXX:q-bass'                                       '3'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '2'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '4'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '+0.84 dB'
'TXXX:replaygain_track_peak'                        '0.751059'

========================== row from database ==========================
                                              'id'  736000
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/sweets/Herb Alpert & The Tijuana Brass - Lollipops And Roses.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  149
                                           'genre'  set-th-candy
                                        'filesize'  5971551
                                           'mtime'  1620343115
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country sweets And set th candy
                                      'tag_artist'  Herb Alpert & The Tijuana Brass
                                     'tag_release'  All The Hits  Cd1
                                       'tag_title'  Lollipops & Roses
                                             'bpm'  89.374
                                    'search_title'  'lollipops':1 'roses':2
                                   'search_artist'  'alpert':2 'brass':5 'herb':1 'the':3 'tijuana':4
                                  'search_release'  'all':1 'cd1':4 'hits':3 'the':2
                                     'search_rest'  'and':6 'candy':9 'country':4 'exotica':2 'jazz':1 'oldies':3 'set':7 'sweets':5 'th':8
                                    'search_combo'  'all':8C 'alpert':4B 'and':17 'brass':7B 'candy':20 'cd1':11C 'country':15 'exotica':13 'herb':3B 'hits':10C 'jazz':12 'lollipops':1A 'oldies':14 'roses':2A 'set':18 'sweets':16 'th':19 'the':5B,9C 'tijuana':6B
                                    'tag_tracknum'  15
                                      'num_images'  0
                                             'key'  7B
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-1', 'q-chart-2', 'q-other-4', 'q-bass-3', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'easy listening', 'instrumental', 'trumpet', 'latin']
                                        'tag_date'  
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620343115.4178739  (2021-05-07 01:18:35)
                             'size'  5971551