that. christopher rossbach, - that. christopher rossbach, there. let's look at other implications that we have not yet touched on. the mobile world congress, the world's largest smartphone showcase is kicking off in barcelona today. both russia and ukraine are suppliers of raw materials for semiconductor manufacturing and a growing number of questions are being raised about what impact it will have on technology markets. taiwan announced it was joining international sanctions last week. the island is a major chip manufacturer and home to tsmc, the world's largest contract chip maker. joining me now from barcelona is ben wood, chief analyst at ccs insight. thank you for being on the programme. the mobile world congress is an annual event, a huge event, it has been cancelled because of covid. people will be there in person for the first time in a couple of years but it is totally overshadowed by russia, ukraine, conversations about the impact on the industry. good morning, absolutely, it is a big topic of discussion here and it is great to have everybody coming down to barcelona and tens of thousands