My few-day old iPad2 wifi+3G 16GB helps a lot to be connected even in mobile environment. This gadget is excellent but learning by doing and reading of iPadforums are inevitable.
I use it also to refresh my blogs driven by Blogger and polish my docs and presentations while traveling. There are some Limitations I found so far: eg. embedded Picasa album slideshow doesn't work in blog. Blog text compilation is not supported only in html mode.
I have to learn the
-file synchronisation with my MacBookPro
-saving and opening files using iDisk