Here is somebody's chart of inventions plotted over time: http://wiki.c2.com/?BigInventionsTimeline http://wiki.c2.com/?BigInventionsTimeline In short, there

Here is somebody's chart of inventions plotted over time: http://wiki.c2.com/?BigInventionsTimeline http://wiki.c2.com/?BigInventionsTimeline In short, there seem to be spikes or groupings roughly every 50 years or so. The most recent spike is relatively light in comparison. However, the impact of inventions is perhaps subjective and debatable. The Internet has had a huge impact on society, changing the way we communicate almost completely, from personal socializing to news.