Nine months might sound like a typical gestation period. As start-ups go, however, moving from establishment to product launch within this timeframe is pretty fast. This is what Eoghan and Liam Mulcahy aim to achieve with Ten.Dev when the company goes live on Product Hunt, the global showcase platform for new tech products in early April. The Limerick brothers have, after all, spent one third of this period in an accelerator. And not just any of them but Y Combinator, the world’s most sought-after bootcamp for start-up founders in San Francisco. “I think they accept one per cent of applicants,…