Welcome to Nick Steen's website
Most recent project: ATtiny85-driven clock
As you can read here, I made a clock using 64 LED's (8x8 matrix), 2 74HC595 shift registers, an L7805 voltage regulator, and an ATtiny85 as the beating heart of it. Using the Time library I did not need any RTC, it might be possible it is off for about one second every day, but I don't really care, since setting the correct time is a piece of cake using my software. More info can be found here.
BTW: you lost