In today’s Tech Bytes, there is an apparent delay in Apple’s new smart home hub. According to Bloomberg, the tech giant has postponed its upcoming announcement about the product due to problems developing a so-called smarter version of Siri. The first version had been expected this month.

Next, Instagram is reportedly testing a new community chat feature, allowing users to form chats around specific topics. It has a limit of 250 people, and anyone can join and send messages in the chat. Instagram refers to it as an internal prototype, and it’s unclear whether it will ever launch.

Finally, Volkswagen is bringing back physical buttons to all of its vehicles. This means physical controls for volume, heating and air conditioning, and other dashboard functions. Volkswagen’s top designer says this change is happening because customers are fed up with smart screens taking over dashboards.