@haooo have a look at this post from this same thread:
https://hotcopper.com.au/threads/takeover-target.3218627/page-17?post_id=22566578#.WKFAajt96Uk
The point is, companies as big and demanding as Bechtel, Fluor, AECOM, Brookfield Multiplex, ALEC, CIMIC, Lend Lease, Burns & McDonnell, John Holland, Exxon Mobil, Fletcher Construction, Laheys, Graham Group, Hickory Group, etc, etc have all done their due diligence before standardising on Aconex.
No problems for them, or for posters like
@Manny_Meadows.
Maybe, in your case, it could be a question of the hardware you are using, your web browser or, perhaps, your level of competence with the software does not mirror your belief in your competence.
Anyway, good luck with the penny dreadful oiler you are in. They can be fun.
-------------------------------------------------------------------------------------------------------------
This post is based on my own research and is not investment advice. When making investment decisions, always DYOR.