Virus any thing or device (including any software, code, file or programme) which may: prevent, impair or otherwise adversely affect the operation of any computer software, hardware or network, any telecommunications service, equipment or network or any other service or device; prevent, impair or otherwise adversely affect access to or the operation of any programme or data, including the reliability of any programme or data (whether by re-arranging, altering or erasing the programme or data in whole or part or otherwise); or adversely affect the user experience, including worms, trojan horses, viruses and other similar things or devices.