Please relax. Even the company said they don't care. They're supposed to be fun, we don't need the syntax police. Now, please hand me that bendy-twoey.
Programmers being very nitpicky about syntax is kind of a thing.
US-Americans just get super defensive if they get called out on doing something different than the rest of the world. Sure it is not a big deal and I don't care about respecting the trademark of the Lego company but you can still accept that Legos is wrong. You are free to call it whatever but it will sound very grating to an international audience.