Q:

RxJS operator necessary for Angular http GET?

I'm beginning my RxJS journey and am picking things up how I can. My question is why do I need a general purpose operator when I use the standard Angular http get method? Why can't I just do:
this.myService.getData()
.subscribe(data => this.myCtrl.data)

This does seem to work, and I can subscribe to my data 50e0806aeb remopark
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