2.44.3 Can you answer these questions?

2.44.3.1 What is \beamer@spacingcover for?
2.44.3.2 How can I have decorations also appearing in the legend?
2.44.3.3 Code with kpfonts takes years to compile. Any faster way?

Can you answer these?

2.44.3.1 What is \beamer@spacingcover for?

http://tex.stackexchange.com/questions/338885/what-is-beamerspacingcover-for

While I was doing some research on beamer's overlay specification, I found the following two lines in beamerbaseoverlay.sty: 
...
 
- asked by Symbol 1 3votes
2.44.3.2 How can I have decorations also appearing in the legend?

http://tex.stackexchange.com/questions/339082/how-can-i-have-decorations-also-appearing-in-the-legend

I am trying to use decorations to add markers to some lines. The reason for using decorations, rather than simply markers, is that the data points I'm plotting are very dense: filtering them  ...
                                                                                  

                                                                                  
 
- asked by Lorenzo Stella 3votes
2.44.3.3 Code with kpfonts takes years to compile. Any faster way?

http://tex.stackexchange.com/questions/338533/code-with-kpfonts-takes-years-to-compile-any-faster-way

I would like to start by asking if the package "kpfonts" makes any improvements to the way the font looks. I wrote a small code and then I added the package kpfonts and I have the feeling that the  ...
 
- asked by Paul 2votes