It's not necessarily harder, it's very different from writing code for CPUs and it's used to accomplish different things. Though it's different, a usually what

It's not necessarily harder, it's very different from writing code for CPUs and it's used to accomplish different things. Though it's different, a usually what what you're writing is smaller in scope than something written for a CPU. It's great for stuff like driving LED matrixes, offloading crypto operations, or signal processing. Anywhere you want low latency, but simple processing.