[doug from upland]

I thought it was Streisand.

[tet68]

Some have speculated that a huge blast of gamma rays could also affect the upper atmosphere, including the ozone layer. But that remains only speculation, and any such effect is likely to be very transient because the blast of gamma rays would be fairly brief.

Transient?
But what does that mean? A day? A month? Ten years?
Some how that offers cold comfort, gamma rays for ten years, why it's enough to dry out ole crusty.