I was fortunate enough to buy an x220 in 2011. Don't use it much these days since I have newer machines available (though one of them is also sandy bridge), but

I was fortunate enough to buy an x220 in 2011. Don't use it much these days since I have newer machines available (though one of them is also sandy bridge), but it's still perfectly serviceable and to this day my favorite keyboard ever on a laptop.