It may be irrelevant, however you will get penalised on costs (at least in the UK) if you do not attempt to resolve the dispute prior to issuance of proceedings

It may be irrelevant, however you will get penalised on costs (at least in the UK) if you do not attempt to resolve the dispute prior to issuance of proceedings. I personally wouldn't want to risk the ire of a judge in issuing proceedings when at least on the face of it, PM complied with at least part of the initial cease & desist sent by CL.