shelves. so we're seeing as we reopen the economy and demand surged, firms haven't been able to keep up with production and also with shipping. so we're seeing these supply chain disruptions everywhere and they're driving prices higher. >> the big question for a lot of people is how long does this last? i mean, is there an end in sight? is there a solution beyond hiring more workers, which you have to find the people to fill those jobs? >> yeah. so i think this is going to take a while, unfortunately. don't forget china is hosting the olympics so they want blue skies so we'll continue to see factory closures there, which will continue to gum up supply chains. that's enough to gum up the entire supply chain no matter where you're ordering from in the world. i would expect this to last for another six months, certainly. could last beyond that. eventually, we should be able to iron out these supply chain disruptions and the upper pressure on prices should abate in the medium to long term. but it means not only higher prices but it will take you