A forum member shared this 2010 item with me. It's written by a Belgian named Philppe De Coster. Here's an excerpt, with his take on karezza:
Another way of experiencing spirituality in sex is by focusing on feeling in harmony and united with your partner on different energy levels. This is like a sexual meditation.
‘The Intelligent Gardener’ changed how I garden. My garden is more productive and its produce more flavorful than ever before.
One troubling reason why millennials are less sexually active than their parents is the warped behaviour they learn from the internet. Now there's a group trying to ‘reboot’ their mindsets
So inspiring to see what these young guys can do when they wake up from their trances!