I don't think it's likely that someone will take your tips, then share them but also forbid anyone else from sharing them AND make sure no-one knows you're sharing them too. ? The credit clause is mostly used by people who want recognition for the work.
I mean, if you write an article out of, then you could claim intellectual property on the exact wording - but the content of your article would still be legal to share.
Licenses are informal permissions written in a formal manner. You saying "sure, do whatever" is just as meaningful as a formal license.
The reason most large companies prefer licenses, is because they're more specific on what you can and cannot do. But if your mentality is "do whatever", then it doesn't matter anyway. Individuals will do whatever and large companies will have the lawyers present to tell them they don't NEED your permission. ?