what is the global wifi thing

"The Wi-Fi network is provided by Boingo. By subscribing to this benefit, you acknowledge that Mastercard and Rogers Bank are neither responsible for nor guarantee the quality, security coverage or availability of Boingo’s network of Wi-Fi hotspots or partners, and you agree that use of the Boingo Wi-Fi network is at your own risk. Use of the Wi-Fi services is governed by Boingo’s terms. Your use of Boingo’s Wi-Fi services is subject to Boingo’s customer agreement, end user license agreement and other applicable legal terms and conditions, including Boingo’s terms of use, privacy and security policies available at www.boingo.com. You will be given the opportunity to review Boingo’s customer agreement, end user license agreement and other applicable legal terms and conditions before you enroll for a Boingo Wi-Fi for Mastercard plan."