The impact of the Brexit vote and the changes in currency are already hitting the technology market. Dell in the UK has increased its prices from 1st November by an average of 7%, although products have varied from 1% to 20%.
Apple normally closes its stores during announcements and did so this year (Apple Event Introduces New Mac Book Pro) but re-opened with increased prices for most products. For details check here. Current Macs and the Apple TV were unchanged.