10.61.3 Can you answer these questions?

10.61.3.1 Is there a bug in ocgx2?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=726482

When this document is compiled twice in a row, the angle measurement (38) should not be displayed, but it is. 
It should be displayed by clicking on the angle. 
This was not a problem this summer. 
What ... 
[ocgx2]
 

asked by AndrA~(c)C https://tex.stackexchange.com/landing/r/digest?cta=user&id=138900 Score of 2

10.61.3.2 Running the first Context program

https://tex.stackexchange.com/landing/r/digest?cta=question&id=726540

After some effort I managed to install Context on my Windows 11 laptop. I am trying to compile the Doc01.tex program: 
\setuppapersize[A6] 
\starttext 
\startsection[title={Testing ConTeXt}] 
This is my ... 
[context]
 

asked by Tomy https://tex.stackexchange.com/landing/r/digest?cta=user&id=340036 Score of 2

10.61.3.3 Horizontal alignment when using titletoc and microtype?

https://tex.stackexchange.com/landing/r/digest?cta=question&id=726364

In this example, I'm having trouble understanding a couple items. 
Why, in the TOC, do the Chapter titles with roman numerals, although very close to centered, appear to be aligned vertically by the ... 
[table-of-contents] [microtype] [titletoc]
 

asked by Gary https://tex.stackexchange.com/landing/r/digest?cta=user&id=324837 Score of 1