I meant the third party applications (which a pork chop tracking system would be). The pure blockchain crypto should be safe.

But do you enjoy reading something like this [1]? Can you analyze blockchain code like that? Ideally before you know that there's a bug?

It's on Ethereum to show how to make things secure. The general level of software buggyness is inacceptable if you say "code is law".

[1] http://hackingdistributed.com/2016/06/18/analysis-of-the-dao...