why "screamed at you"?

By Be True to Your Song · 25 July 1989, 07:24 UTC

TML message #455From bundle 44

"When I looked at the data for Xhosa, it just screamed "Foundation" at me, and
it fit in so well with the general themes of the campaign that I couldn't
resist."

Why "screamed at you"?  I don't see anything obvious.

Jim Baranski
DEC Vax Diagnostics
Tewksbury MA