Patch your things, and be prepared for some possible slowdowns in specific workflows as a result.

https://spectreattack.com for the easy to digest tech details/central location for news

https://xkcd.com/1938/ for a good summary

Make sure to thank your overworked IT professional this week. It's a mess out there in some environments as a result of these issues being broadcast by way of juvenile behavior before an NDA expired.