Due to the overwhelming respooonse of the last Contest (one of J's diaries, zero) it's time to play again.

What offshore foundation technology has a chance of competing against the three current ones mentioned in this diary?  Clue:  they've already been used in near shore applications, but can be modified for deeper waters... and may be cheaper?  Not counting floating foundations.

"Life shrinks or expands in proportion to one's courage." - Anaïs Nin