(Image credit: Tom's Hardware) If you've got a Nintendo Switch 2 and need more storage, the Samsung P9 Express microSD Express Card is now just $39.99 at Amazon, down from $79.99. ● Check out this deal on Amazon With sequential read speeds of up to 800 MB/s and write speeds of 200 MB/s, the P9 is much faster than your average microSD card. This unique format for Switch 2 means you can store more games on the go, without needing to install and uninstall titles whenever you want to play them. Flash storage is suffering from the AI shortage, but this $39.99 deal is just $7.50 shy of the best-ever price we've seen on this drive, which was $31.50 in March. As you can see from our testing data, the Samsung P9 Express isn't the fastest microSD Express card on the market, but that's because this is a budget card that won't break the bank. It's a good bit cheaper than many other options, especially thanks to this discount.…