JUCE 5.4.1 and VST3

Thanks @t0m for the speedy reply! I did read through those. But I find the whole thing a little confusing. In one thread you suggest:

In another thread, a day later, I read this:

So what gives? I just want to drop support for VST2 at this point and move to VST3, why would I need the VST2 SDK? Surely I don’t have to create new projects for each of my existing plugins?

And on a side note, can people continue to build VST2 plugins for as a long as they like if they just stick with JUCE 5.3.2?