Advanced Micro Devices' (AMD) agreed purchase of server maker SeaMicro for $334m is a case where a bit more light would be helpful.

Journalists are sometimes described as mushrooms – both being kept in the dark much of the time – but even a hint of light can be revealing.

Advanced Micro Devices’ (AMD) agreed purchase of server maker SeaMicro for $334m is a case where a bit more light would be helpful. But its intriguing enough mainly for the speculation about which listed companies took a stake in SeaMicro at its $20m series D round in July last year.

If AMD used…