Penalties and Penalty shots

How hard can it be to get penalty shots right ,this was a penalty shot 

https://youtu.be/dXBEjazpQ-I?feature=shared   

And this wasn't, although neither should be but ,the first is just ridiculous 

https://youtu.be/LH-W7qQTBzg?feature=shared 

And it's also ridiculous how the button guy's hardly get charging penalties, or elbowing penalties, you know penalties that should be in the game