"All the time", said Federer, when asked if he thought of their previous outing.
"Remember how it felt, I had my chances".
Murray saved one match point but left himself too much work to do as his final shot in Shanghai was a netted forehand after another tiresome effort. He wanted to engage with me, I probably shouldn't have done but I'm not having him talk to me like that on the court'.
"The start of the match was really important and I was trying to step up from the first game", Shapovalov said.
"I served for the match twice and lost after three hours". "I put 100 percent into everything I do", he said.
Last week he moved on to the China Open in Beijing, which boasted a stronger field, and offered more proof that his comeback was moving along very nicely.
"So at the end, I try my best. today again was special playing in front of so many fans of mine, so yes, it can create pressure for sure, no doubt about it".
He and compatriot Filip Krajinovic face Jamie Murray and Neal Skupski on Thursday, with Djokovic's Isner showdown also on the agenda.
Austrian Thiem will face Germany's second-seeded Alexander Zverev or Greece's Stefanos Tsitsipas in Sunday's final, while Australian Barty meets two-time Grand Slam victor Naomi Osaka of Japan, who downed defending champion Caroline Wozniacki 6-4, 6-2.
In the tie-break, the Swiss icon rallied in time when he was 1-4 behind and ended the game with 7-6 (5).
Former World Cup victor Bastian Schweinsteiger has announced his retirement from worldwide football and current Germany manager Joachim Löw has said the former Bayern Munich man is one of the greatest players to ever play for the nation.
What is more, Dominic Thiem, Alexander Zverev, Stefanos Tsitsipas and Karen Khachanov were clustered between five and nine in the rankings, clustered in age from Thiem's 26 to Tsitsipas' 21, with three of them were already sitting within the top-eight qualifying area for the ATP Finals. Goffin beat France's Richard Gasquet 6-2, 6-3 on Tuesday and Kukushkin eliminated Serbian Miomir Kecmanovic on Monday.