On today’s Marketplace Tech Bytes: Week in Review, Perplexity AI has offered $34.5 billion to buy Alphabet's Chrome browser, despite the fact the tech giant hasn't said it's for sale. Plus, the reviews are in for OpenAI's highly anticipated GPT-5 model and they're kinda…mixed. But first, President Trump gave chipmakers Nvidia and AMD the green light to sell their less powerful semiconductors in China, in exchange for a 15% cut of sales revenue. The deal is already raising eyebrows and legal questions.