Whatever the platform, Facebook is clearly eager to give those seemingly few holdouts from its service an easy way to test the waters -- and possibly save on their messaging rates in the process.

ENGADGET: Facebook Messenger allows sign-ups with just a name and phone number on Android devices

Relatively easy to use, the at-home test could greatly increase the number of people being tested for HIV, and thus enable treatment for many who would otherwise remain undiagnosed.

FORBES: FDA Approves First At-Home HIV Test

However, acquiring a gun is not an easy process -steps to gun ownership include a medical examination and a written test.

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The five-Test veteran allowed himself the luxury of an easy single to get into triple figures, but normal service was soon resumed as the runs continued to flow.

BBC: SPORT | Cricket | Dhoni sets up emphatic Indian win

One is whether it really does preserve the infection-control side of the immune system (which should be easy to test).

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