Tech: LockBit raiders attempt comeback, global mobile even

Technology commentator Juha Saarinen talks about the refusal of the Lockbit ransomware gang to go quietly, after its operations were severely disrupted by global law enforcement last week. New websites have popped up and the hackers say they'll continue their attacks. The Mobile World Congress - one of the biggest global mobile events - has been underway this week in Barcelona. We look at the good, the weird and practical on offer. And Open AI's text-to-video tool Sora is already making waves - but what can and can't it do? Juha Saarinen is a technology journalist and communicator