Jakarta was part of the Apache project, so technically, either term is correct. However in the last year or 2, a lot of Apache's sub-projects have been promoted to first-level status, including Tomcat, and the URLs and package names now generally reflect that. But the old URLs mostly still work.
Customer surveys are for companies who didn't pay proper attention to begin with.
I agree. Here's the link: http://ej-technologies/jprofiler - if it wasn't for jprofiler, we would need to
run our stuff on 16 servers instead of 3.