On 2021-05-17 12:58 PM (-4), Alain Martel wrote:

> 
>> At the moment the macros are made for POV-Ray v3.7,
>> but they should also work in v3.8.
> 
> If a macro is made for version 3.7, then, it will run in version 3.8.
> To my knowledge, anything that works in version 3.3 to 3.7 will run in 3.8.

That's not always the case.  See, for example:
  https://news.povray.org/5cb13ce4%40news.povray.org

Also, where do you find POV-Ray 3.3?

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