[kaffeemitsahne]

Because I vouched for it first (requires some amount of karma I think).

[Blikkentrekker]

Is this a normal thing for new accounts?

I really can't think of what I did to deserve a shadow ban.

[grzm]

From what I gather, there are some anti-abuse filters that can sometimes affect otherwise good accounts. When this happens, the best thing to do is vouch for the comments you think are good and contact the mods using the Contact link in the footer.