damn 50 BTC ?

Yes, it is.

what are the perks for VIP ?

You are allowed to post in special section in Important Announcements section

Quote

Important Announcements
Only VIPs, global moderators, and administrators can post here.

This is more information what will you get once you donated 50 BTC.

If you donate 50 BTC, you get VIP status, which allows you to set a custom title:

.

okie., thanks