To be sure (in the spirt of NY Times "to be sure" statements) [1] PG (who went to Harvard of course as everyone knows) and others always point out the obligatory risks but tend to do so in a way that I think most people perhaps ignore. More or less a "sure it's risky but" as opposed to "you'd be foolish however there's always a small small chance that..."

[1] That is where they (and others in the media) counter something they are saying with the other point of view typically buried 3 quarters down the page as a qualifier.