Can anyone comment as to what the next big technological advance is that might be worth waiting for? Ten years ago the answer seemed to be wavefront. But I gath

Can anyone comment as to what the next big technological advance is that might be worth waiting for? Ten years ago the answer seemed to be wavefront. But I gather that procedure is still not without some risks. Anything in the pipe that would make holding out another ten worthwhile? I don't really mind glasses and contacts, but am pretty blind (-8).