Well, either my probes don't pick up the jitter, or I'm guessing the
naming convetion for j wrongly.
I see
jns1-hgtld.j.root-servers.net
jns2-hgtld.j.root-servers.net
jns3-hgtld.j.root-servers.net
jns4-hgtld.j.root-servers.net
jns5-hgtld.j.root-servers.net
jns6-hgtld.j.root-servers.net
but i suggest we wait until we have data from widely distributed
edges before starting to form tentative conclusions.