======================== unified (from filesystem) ========================
                                         'bitrate'  '178.254'
                                        'duration'  '205'
                                          'artist'  'Grant Green'
                                     'text_people'  ''
                                         'release'  'Blue Break Beats'
                                           'title'  'The Final Comedown'
                                           'quals'  ("['Q-HAP-3', 'Q-LOCALNESS-2', 'Q-UNU-1', 'Q-JZFKS-2', 'Q-HHRNBTT-1', "
 "'Q-OLDST-1', 'q-syn-1', 'q-bass-4', 'q-busy-2', 'q-grit-1', 'q-play-2', "
 "'q-chart-1', 'q-drums-4', 'q-other-3', 'q-piano-1', 'q-vocals-1', "
 "'q-mixbeat-1']")
                                      'lastfmtags'  "['guitar', 'fip', 'jazz', 'jazz guitar', 'groove', 'funk']"
                                     'discogstags'  "['jazz']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '8'
                                      'tracktotal'  '12'
                                            'date'  '1989'
                                        'comments'  ''
                                           'genre'  'prerock-jb-jazz-unsorted'
                                             'bpm'  '141.413'
                                             'key'  '12A'
                                        'acoustid'  ''
rest: ''

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

'COMM:CDDB Disc ID:XXX'                             '9C127F0C'
'COMM:ID3v1 Comment:XXX'                            '9C127F0C'
'TALB' (Album/Movie/Show title)                     'Blue Break Beats'
'TBPM' (BPM (beats per minute))                     '141.413'
'TCON' (Content type, a.k.a. Genre)                 'prerock-jb-jazz-unsorted'
'TDRC' (Recording time)                             '1989'
'TIT2' (Title/songname/content description)         'The Final Comedown'
'TKEY' (Initial key)                                '12A'
'TPE1' (Lead performer(s)/Soloist(s))               'Grant Green'
'TRCK' (Track number/Position in set)               '8/12'
'TSSE' (Software/Hardware and settings used for encoding)  'Audiograbber 1.80, LAME dll 3.92, VBR 3, Stereo, High quality'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '2'
'TXXX:Q-LOCALNESS'                                  '2'
'TXXX:Q-OLDST'                                      '1'
'TXXX:Q-UNU'                                        '1'
'TXXX:discogstags'                                  'jazz'
'TXXX:lastfmtags'                                   ['guitar', 'fip', 'jazz', 'jazz guitar', 'groove', 'funk']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '2'
'TXXX:q-chart'                                      '1'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '1'
'TXXX:q-mixbeat'                                    '1'
'TXXX:q-other'                                      '3'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '1'
'TXXX:q-vocals'                                     '1'
'TXXX:replaygain_track_gain'                        '-0.61 dB'
'TXXX:replaygain_track_peak'                        '0.720615'

========================== row from database ==========================
                                              'id'  1258270
                                            'path'  /data/Music/Bulk/00blues-jazz-exotica-oldies-country/Eddie Henderson - Blue Break Beats/Grant Green - The Final Comedown.mp3
                                         'working'  None
                                         'bitrate'  178
                                    'duration_sec'  205
                                           'genre'  prerock-jb-jazz-unsorted
                                        'filesize'  4571585
                                           'mtime'  1620528640
                                   'redo_metaread'  0
                                        'rest_str'   00blues jazz exotica oldies country Eddie Henderson prerock jb jazz unsorted
                                      'tag_artist'  Grant Green
                                     'tag_release'  Blue Break Beats
                                       'tag_title'  The Final Comedown
                                             'bpm'  141.413
                                    'search_title'  'comedown':3 'final':2 'the':1
                                   'search_artist'  'grant':1 'green':2
                                  'search_release'  'beats':3 'blue':1 'break':2
                                     'search_rest'  'country':4 'eddie':5 'exotica':2 'henderson':6 'jazz':1 'jb':8 'oldies':3 'prerock':7 'unsorted':9
                                    'search_combo'  'beats':8C 'blue':6C 'break':7C 'comedown':3A 'country':12 'eddie':13 'exotica':10 'final':2A 'grant':4B 'green':5B 'henderson':14 'jazz':9 'jb':16 'oldies':11 'prerock':15 'the':1A 'unsorted':17
                                    'tag_tracknum'  8
                                      'num_images'  0
                                             'key'  12A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-1', 'Q-LOCALNESS-2', 'q-piano-1', 'q-mixbeat-1', 'q-play-2', 'Q-OLDST-1', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-2', 'q-drums-4', 'q-syn-1', 'q-chart-1', 'q-other-3', 'Q-HAP-3', 'q-bass-4', 'q-grit-1']
                                      'lastfmtags'  ['guitar', 'fip', 'jazz', 'jazz guitar', 'groove', 'funk']
                                        'tag_date'  1989
                                     'discogstags'  ['jazz']

============================== file details ==============================
                                           'mtime'  1620528639.9759476  (2021-05-09 04:50:39)
                             'size'  4571585