nprofile1qy2hwumn8ghj7un9d3shjtnyd968gmewwp6kyqpqhrug0vp87p28u9z8hzsan2ncrfp748jf7svm2kd5usn700wm735stg44yz (nprofile…44yz) Answer: Very.
If you want to secure laptops against compromising emanations, prices go up by a factor of at least x3. It's not feasible or cost effective to TEMPEST proof your non-classified computers, education is your best tool.