Gianfranco Lanci may be gone from Acer, but the PC maker's former chief is not forgotten -- not financially, at least. The company is suing the exec over non-compete violations, after he jumped ship around this time last year. The exec recently landed a gig at Lenovo as head of its Europe, Middle East and Africa division, after doing some time as a consultant for the company. Acer filed the suit in Lanci's native Italy, alleging that h