Impact of Large Language Models on AI Assistants like Siri and Google Assistant

The video discusses the concept of a large action model, which is based on a transformer and understands the context of words. This means that specific trigger words are not necessary to interact with the virtual assistant in the right way. The speaker highlights the challenge of non-tech savvy individuals struggling to interact with virtual assistants due to not using the right trigger words. The large language model is presented as a solution to this issue.