Fortnite season 8 is about to begin, here's what you need to know
https://www.cnet.com/news/fortnite-season-8-is-about-to-begin-heres-what-you-need-to-know/
The first tweet got people thinking that season 8 would feature a pirate theme.
The idea was further strengthened in this tweet the following day. Could it be pirate ships that "arrive on waves"?