Ya.. "Wouldn’t it be great if every javascript developer could experiment Lodash in the browser without needing to install anything or to create a JsFiddle?" ... Wouldn't it be great if you could do that with any NPM package? Oh ya, you can... https://npm.runkit.com/lodash ;D
The thing about pointers that I don't get is why do you need the memory address of the variable? Is that the only way to get the value when you want it? Like, every variable has to have a pointer in order to make use of the variable?