With iOS7, Apple has upped the cap for app downloads over cellular to 100MB, meaning that if you carelessly hit “update all” for your apps when you’re out of the house, and you have a bunch of game updates pending for your iPhone, then you could potentially burn through your entire month’s bandwidth allowance in one go.

This is Rubbernet, a network activity monitoring tool for OS X. If you really need to know what’s hogging your bandwidth, Rubbernet can tell you.

The wireless spectrum crunch is forcing most mobile carriers to consider options to address a future in which there simply isn’t enough frequency available to easily meet the ever-growing demand for 3G and LTE connections. One idea that has been floated is developing systems that can offload mobile data onto Wi-Fi networks.

That idea isn’t new. In fact most iPhone and 3G/LTE iPad users tend to offload data service to home or public Wi-Fi networks. Doing so has clear advantages to consumers in that it helps avoid any overage fees and it can provide a faster connection in some circumstances.

Dealing with limited spectrum resources, however, carriers have been forced to consider ways of offloading data themselves rather than waiting and hoping that users to take action on their own.

Will the new iPad gobble up so much bandwidth that it will cause serious network congestion and performance issues for small businesses or even major enterprises? Are businesses networks up to meet ever increasing demands of wireless devices and mobile professionals?

These are questions that networking vendor Brocade put to its customers recently, specifically highlighting the launch of the new iPad. It found that half of all businesses think that the new iPad to could add to the number of wireless devices on their networks and possibly increase the overall amount of traffic.

Add free hotel Wi-Fi to the list of services Apple’s iPad is making a thing of the past. The bad thing about the iPad being the best-selling gadget on the planet is, paradoxically, that the iPad is the best selling gadget on the planet. Turns out, the iPad sucks up quadruple the amount of wireless bandwidth as a smartphone — and hotels want to start metering your usage.

Here’s a little known fact about the OS X Lion installer — it self-destructs after it completes the OS X Lion installation and if you are on a limited or capped ISP data plan that sucks. Especially if you plan on upgrading more than one Mac in your home or office. Luckily, you don’t need to download the OS X Lion installer on each computer and waste precious data or time.

You only need to download it once if you follow this quick and easy tip before installing OS X Lion the first time.