======================== unified (from filesystem) ========================
                                         'bitrate'  '320.0'
                                        'duration'  '254'
                                          'artist'  'Jeff Beck'
                                     'text_people'  ''
                                         'release'  'truth'
                                           'title'  'rock my plimsoul'
                                           'quals'  ("['Q-HAP-3', 'Q-JZFKS-1', 'Q-LOCALNESS-1', 'Q-UNU-1', 'Q-HHRNBTT-1', "
 "'Q-OLDST-2', 'q-syn-2', 'q-bass-4', 'q-busy-3', 'q-grit-3', 'q-play-2', "
 "'q-chart-3', 'q-drums-3', 'q-other-2', 'q-piano-1', 'q-vocals-3', "
 "'q-mixbeat-2']")
                                      'lastfmtags'  "['guitar', 'blues', 'rock', 'guitar virtuoso', 'classic rock']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '07'
                                      'tracktotal'  ''
                                            'date'  '1968'
                                        'comments'  ''
                                           'genre'  'rock-cppex-classic'
                                             'bpm'  '106.5'
                                             'key'  '10A'
                                        'acoustid'  ''
rest: ''

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

'TALB' (Album/Movie/Show title)                     'truth'
'TBPM' (BPM (beats per minute))                     '106.5'
'TCON' (Content type, a.k.a. Genre)                 'rock-cppex-classic'
'TDRC' (Recording time)                             '1968'
'TIT2' (Title/songname/content description)         'rock my plimsoul'
'TKEY' (Initial key)                                '10A'
'TPE1' (Lead performer(s)/Soloist(s))               'Jeff Beck'
'TRCK' (Track number/Position in set)               '07'
'TXXX:Q-HAP'                                        '3'
'TXXX:Q-HHRNBTT'                                    '1'
'TXXX:Q-JZFKS'                                      '1'
'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '2'
'TXXX:Q-UNU'                                        '1'
'TXXX:lastfmtags'                                   ['guitar', 'blues', 'rock', 'guitar virtuoso', 'classic rock']
'TXXX:q-bass'                                       '4'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '3'
'TXXX:q-grit'                                       '3'
'TXXX:q-mixbeat'                                    '2'
'TXXX:q-other'                                      '2'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '2'
'TXXX:q-vocals'                                     '3'
'TXXX:replaygain_track_gain'                        '-0.87 dB'
'TXXX:replaygain_track_peak'                        '0.817362'

========================== row from database ==========================
                                              'id'  1414760
                                            'path'  /data/Music/Bulk/00popandrock-classicprogpsy/Jeff Beck - jeff  beck -  truth/jeff beck - truth - 07 - rock my plimsoul.mp3
                                         'working'  None
                                         'bitrate'  320
                                    'duration_sec'  254
                                           'genre'  rock-cppex-classic
                                        'filesize'  10173083
                                           'mtime'  1636038754
                                   'redo_metaread'  0
                                        'rest_str'   00popandrock classicprogpsy jeff beck jeff beck 07 cppex classic
                                      'tag_artist'  Jeff Beck
                                     'tag_release'  truth
                                       'tag_title'  rock my plimsoul
                                             'bpm'  106.5
                                    'search_title'  'my':2 'plimsoul':3 'rock':1
                                   'search_artist'  'beck':2 'jeff':1
                                  'search_release'  'truth':1
                                     'search_rest'  'beck':3 'classic':5 'classicprogpsy':1 'cppex':4 'jeff':2
                                    'search_combo'  'beck':5B,9 'classic':11 'classicprogpsy':7 'cppex':10 'jeff':4B,8 'my':2A 'plimsoul':3A 'rock':1A 'truth':6C
                                    'tag_tracknum'  7
                                      'num_images'  0
                                             'key'  10A
                                           'quals'  ['Q-HHRNBTT-1', 'q-vocals-3', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-2', 'q-play-2', 'Q-OLDST-2', 'Q-UNU-1', 'Q-JZFKS-1', 'q-busy-3', 'q-drums-3', 'q-syn-2', 'q-chart-3', 'q-other-2', 'Q-HAP-3', 'q-bass-4', 'q-grit-3']
                                      'lastfmtags'  ['guitar', 'blues', 'rock', 'guitar virtuoso', 'classic rock']
                                        'tag_date'  1968
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1636038754.1512918  (2021-11-04 16:12:34)
                             'size'  10173083