Patrick Drahi, the French tycoon behind the Altice cable venture, made an unsolicited offer for Eutelsat last week, and was firmly batted away by the also-French satellite operator. At a rumored $3.2 billion, it was not to be sniffed at, but Drahi is going to have to up his game, as Eutelsat is betting big on OneWeb. The initial offer was only around a 20% premium on Eutelsat’s market cap – which stood at some $2.7 billion last week. Currently, at a share price of €12.30, the market cap has grown to $3.34 billion (€2.89 billion), meaning that the follow-up offer is going to have to be raised significantly. But this may well be worth it, for Drahi. Eutelsat gives…