21. I have upgraded my computer several times.
22. Russia is also in a deep depression and the lack of funds to upgrade computers has delayed work on the millennium bug.
23. The improvements include upgrading FAA computers and displays in key traffic control centers.
24. Western defense officials have been working with Russia on upgrading its computers for fear that the cash-starved country has not done enough to tackle the millennium bug.
25. Experts have suggested that many businesses will wait to adopt the new system until they have to upgrade their computers.
26. The move came at a time when Apple urgently needed to upgrade its computers and adapt them to modern network systems.