Standard way to supply hints to branches

[Walter Bright]

On 9/11/2024 4:53 AM, Manu wrote:
> Just to be clear; nobody I'm aware of has proposed that design, so I hope that's 
> not your take-away.

Indeed I thought you were proposing that, glad you're not!

> My proposal is to allow a hint attached strictly to control statements. (ideally 
> as a suffix)
> It is easy to read, also easy to ignore (this is important), and extremely 
> low-impact when marking up existing code: no new lines, no rearranging of code, 
> purely additive; strictly appends to the end of existing control statements... 
> these are very nice properties for casually marking up some code where it proves 
> to be profitable, without interfering with readability, or even interfering with 
> historic diff's in any meaningful way that might make it annoying to review.

How is that materially different from [[likely]] annotations?