Mark, as others have said, this *is/was* present in Firefox 2 (see 'proof' in bug 359878 & bug 362660), it's just worse in Firefox 3, so reproducing the issue won't be as simple as duplicating the same set of tabs.
Mark, as others have said, this *is/was* present in Firefox 2 (see 'proof' in bug 359878 & bug 362660), it's just worse in Firefox 3, so reproducing the issue won't be as simple as duplicating the same set of tabs.