Yes, Vitesse had been on my "naughty list" of companies that were permanently banned from getting a design win from me because of refusing to share any docs or

Yes, Vitesse had been on my "naughty list" of companies that were permanently banned from getting a design win from me because of refusing to share any docs or sell parts at distributors or other engineer-hostile practices popular with the likes of Marvell and Broadcom. After MCHP bought them and opened up (what I thought was) the full datasheet I gave them a second chance. Seems they still held some back.