It can tt! Make sure you're using the full site (not mobile version). Click on the little arrow next to your username in the top-right hand corner of the screen.
On the dropdown, click 'Manage Ignore Prefs', then you can type in the names of any members that you find tiresome, repetetive, irritating, childish, petty, argumentative, depress-.. You get it
Make sure you click the tickboxes to ignore all their posts/ sigs/ chat entries etc