In the 20th century when a shark was sighted, the usual response was a loud shout of “SHAAAARKKKK!!!“

Now in the 21st century when a shark is sighted, tweets go out.

“…Scientists attach transmitters to hundreds of sharks, including great whites, to monitor their movements near public beaches…” so reports Sky News and Mashable about Surf Life Saving Western Australia, the ocean innovators in Australia. “…via Twitter…”: