Tribe Earth: Nothing is faster than light... then man discovers the gravity drive

Goodreads and Amazon readers’ comments : ★★★★★ “Very captivating technology fiction.” ★★★★★ “Fast Moving Engrossing Read.” ★★★★★ “Oh yes! Believable tech and political attitudes and actions.” ★★★★★ “Felt compelled to finish the book even though it was 1am in the morning.” ★★★★★ “I could not put it down and would highly recommend it.”