Lonely surfaces - sexual enhancement on the touchscreen

"It's the usual problem of boundaries. When was the first time you satisfied yourself? The first successful autoerotic stimulation that put an end to frustrated fingering? The attempt at meaningful finger play?" asks the protagonist of the film "Jung & Wild" in her blog of the same name, in which she philosophizes about her erotic endeavours. Yes, how do we actually learn to give ourselves and others pleasure? Do we follow intuitions, do we find out by trial and error, or do we look for tips and tricks to guide us? With the advent of so-called sex technologies, there are new ways to increase our arousal skills.