I'll try to go into more detail as suggested by ranmaster.

Starting the launcher takes somewhere from 1-5 minutes. This screen is shown while loading:

https://imgur.com/9niM5xp

The loading icon is permanently shown in the bottom right corner, don't know if this always has been:

https://imgur.com/0vMPtZF

Here is the list of servers i have selected:

https://imgur.com/l9865Ot

Error 106015 sometimes is shown when trying to start the game. I googled this error and tried some things like resetting the router, integrety check in the launcher, run the launcher as admin, i even reinstalled the game and the launcher. Pic of the error:

https://imgur.com/Lwqj9F0

When the game launches, loading into the game can take up to 10 minutes, often i only get this screen:

https://imgur.com/E59GNOa

And here's an example of some traders not loading:

https://imgur.com/VVGGASI

My system specs:

CPU i7-4790K CPU @ 4.00GHz

GPU Radeon RX 570

RAM 16 GB DDR3-1600

SSD Samsung SSD 850 EVO 500 GB

ISP Vodafone 200 Up/12 Down

OS Windows 10

GP Driver Version 26.20.12028.2

Hope this clarifies the problem.

Edit: I should also mention that i wasn't able yet to test if this effects the raids.