Indeed it's crucial that transaction fees lower again and speed lifts up, but that we know only fore sure after the first week of august.
On the other hand, btc is since May in a trading pattern with huge swings (30% from tops to bottoms), if this trading pattern continues or breaks depends on the above.
Another possibility is that the major traders will be "selling the news" and take profits after the news is clear and then we can have a retracement.
This can be a good buying opportunity.