Safari is a great browser. I know there are alternatives, like Firefox and Chrome, but I like Safari.
Recently I noticed a lag of about 3-5 seconds when opening a new tab. I use tabs often, so this started to get in my way. Because I did not feel like switching browsers, I did some digging around to see if I could get this problem fixed.
Doing a quick Google search (after waiting a few seconds for that new tab), there was one quick suggestion: