It's not even October and the Timberwolves' biggest liability is already clear

Minnesota Timberwolves v Phoenix Suns | Kelsey Grant/GettyImagesThe NBA season is nearly upon us, and naturally, there's plenty of uncertainty even for contending teams like the Minnesota Timberwolves. If there's one thing that could derail the Wolves' title hopes, it's point guard play. Mike Conley turns 38 shortly before the season starts and has shown signs of decline. It's also unclear if second-year guard Rob Dillingham can provide significant minutes.

Undoubtedly, Conley has had an amazing career, and he has been a key contributor on a team that has made back-to-back conference finals appearances. However, Conley is coming off a season where he averaged a career low in minutes (24.7)…