Except one is copying and pasting or posting "reserved" after ooeninya topic, you are very unlikely to trigger this limitation warning. The main purpose is think is to get users to read more than they write, more so if they are new to the forum;

• From making a post, to browsing around the forum to find another topic that interests you, reading it and possibly reading additional replies, then typing out your own reply, 360 seconds would ideally have passed.