Are stocks for big cruise companies worth buying?

Many top performers in the United States stock market for the first half of 2023 were exactly what you would expect, if you have been following the news.

Big technology companies were well represented at the front of the pack,

led by Nvidia,

which makes computer chips that power artificial intelligence (AI) programs. It was followed closely by Meta, the Facebook owner, which has been promoting its own AI prowess. Tesla, the electric vehicle champion, was not far behind.