(Debates about what was actually said, or whether battery acid was involved or not aside...)

When the phone was invented: Mr. Watson, come here, I want to see you.

...Watson helps with the acid spill and gets a promotion.

If it had happened today: Watson, get your a** in here NOW.

...Watson is reprimanded and fired (er, uh.. "laid off") for allowing his manager to play with dangerous chemicals.