You making drama over nothing guys... The security guys have a obligation to keep the area safe from anything that looks suspicious. Someone standing in front of a high security building will attract attention
from the security. To them you might look like the Taliban planning an attack on the fed. Let's not over react on something that comes naturally. Try doing this in front of any other high security building and you
will get the same result. The Feds do not care about Bitcoin, they are backed by the government.