Never underestimate the ability of end-users to do the wrong thing. Abstraction doesn't mean you don't have to learn the underlying technology. Most performan

Never underestimate the ability of end-users to do the wrong thing. Abstraction doesn't mean you don't have to learn the underlying technology. Most performance problems come from not understanding the underlying technology due to abstraction. Being a software developer doesn't mean you understand how the thing works. Setting expectations is the #1 job of the account team.