Fdo Is an Interesting Kind of Example on a Spectrum, Right?

F d o is an interesting kind of example on a spectrum, right? There are techniques for optimization that are very dynamic and ther techniques that are very static ahead of time. And f d ois one way of trying to forge a comp ise between these two rit where you mostly do ahead of time compilation but then you gather profile information that lets you go and re do some of the work there and further optimise. But there are lots of other places t this comes up. Like one that shows up more and more overtime is various forms of jest in time compilation.