I think what the parent means to say is that memory management is simple to understand, but it’s hard to get right. Put differently, a developer can grok how t

I think what the parent means to say is that memory management is simple to understand, but it’s hard to get right. Put differently, a developer can grok how to properly manage memory, but we’ve found that trying really hard to get it right does not scale. Even if you’re an expert. We need tools to check our work.