How long before my tech becomes obsolete?

Processor: AMD Athlon X2 Dual Core Processor 4400+ 2.21GHz
Ram:1GB
Graphics Card:x1600pro 512MB PCI x16
Motherboard:ASUS A8N32-SLI Deluxe Socket 939 NVIDIA nForce SPP 100 ATX AMD Motherboard

Anyone noticed that Panasonic MP3 players that use SD memory skip alot? Mine is skipping a lot lately...and its not like I'm jogging its like when I'm walking. I guess its because its around 6 years old but still