I still use 2.3.3 because it is very stable. I try to stay 1 major release down which insures that most of the bugs have been worked out.
The best system on the planet. Just get to work as you will find answers to your questions in this forum.
Thank you, I noticed that my theme,
I think that I accept your advice (2.3.3), mainly because of the add-ons updated more slowly than the system itself.
In particular, I like to say a stable SilverStripe CMS.
Thank you for your help.