By Tom Bemis From hamsters to cybertrucks to robots, the Tesla CEO offered cheering fans a wide spread of ideas and comments. Elon Musk spoke to thousands of Tesla fans gathered to celebrate the opening of the EV company’s (TSLA) – Get Tesla Inc Report newest “gigafactory” near Austin, Texas on April 7. And as usual Musk had a lot to say about a lot of things. Here’s a look at five of the most interesting ones. 1. The New Factory is Really BigMusk told the audience that the factory is the largest manufacturing plant in the history of the world by volume. “You could fit 194 billion hamsters in …