For most cases (like yours), using _blank would just annoy users. If they want a new tab, they'll open one, and if they don't but want to come back, they'll jus

For most cases (like yours), using _blank would just annoy users. If they want a new tab, they'll open one, and if they don't but want to come back, they'll just hit the back button. The only place where using it makes sense to me is on a web app or sign up / payment page which you don't want the user to accidentally leave and lose the state of.