I've been checking the latest developments in the new C++ standard, C++11, and noticed that it now has support for thread local storage.

It adopts a "hybrid" approach; sharing by default but also using TLS slots for storing globals with thread scope
This reminded me that the last .NET version has an option like that
"New in .NET 4.5: ThreadLocal.Values"
as well as the "It's Not Always Nice To Share" article which concludes that it is better to…