3627 An electronic communication that neither damages the recipient computer system nor impairs its functioning does not result in liability for trespass to chattel.
INTEL v HAMIDI (Email Attack) 30 C4 1342 [See: REST(2)Torts 217; Intel v Hamidi (RevGrtd) 94 CA4 325 T/AT 1/02; ThriftyTel v Bezenek 46 CA4 1559, T/AT 8/96]
No guarantees.
Always check current status of cases before citing them.