Do you want to review the talk of eduroam's father, Klaas Wierenga, about his best known development? Or the explanation of the expert Bruce Howe about the threats of climate change and the role of NRENs to face it? These and other presentations made during the plenary sessions of TICAL2019 and the 3rd Latin American Meeting of e-Science (September 2-4, 2019, in Cancun, Mexico) are already available on video, on the RedCLARA channel on YouTube.