Why do these bills make so much noise ? Isn't it the case that any senator, congressman can introduce the bill they want ? Shouldn't we take them seriously only

Why do these bills make so much noise ? Isn't it the case that any senator, congressman can introduce the bill they want ? Shouldn't we take them seriously only after they have passed committee review ? This is probably 4th such bill in last 2 weeks I suppose. This bill has even affected stock markets in India!