code: public boolean includesAny(Tech... techs) {
  		if (techs == null || techs.length == 0) {
  			return false;
  		}
  		for (Tech tech : techs) {
  			if (includes(tech)) {
  				return true;
  			}
  		}
  		return false;
  	}
docs: Tells whether or not any of the given technologies is included.
  
  @param techs the technologies that will be checked.
  @return {@code true} if any of the technologies is included, {@code false} otherwise.
  @since TODO add version
  @see #includes(Tech)