Is there anything fundamentally wrong with this code?

[Adam D. Ruppe via Digitalmars-d-learn]

On Saturday, 4 February 2017 at 14:37:45 UTC, aberba wrote:
> Most D devs ignore the "this" in their code and that has 
> influenced me to do that often. Is it no prone to bugs?

I actually usually use `this` now exactly to be explicit against 
this kind of thing.