online auction highest bid

thanks here are the TOC

It says the aunctioneer can treat bids at their discretion

ACCEPTANCE OF BIDS

• All bids shall be treated as offers made upon the conditions of sale. Confirming your bid is a commitment to buy and is legally binding.
• The highest approved bidder shall be the Purchaser, and if any dispute arises as to a bid, the lot in dispute may be put up again at the last undisputed bid and any dispute whatever in respect of the property or the sale and delivery of the goods shall be determined by the auctioneer, or in his absence by the Clerk of the sale.
• The bidding shall be regulated by the auctioneer as the sale proceeds, and no bidding shall be retracted.
• The auctioneer has the right to refuse any bid at his absolute discretion.
• The auctioneer shall be at liberty to group together any lots, or to divide any lots during the progress of the sale, and in the case of lots upon which there is a reserve, the auctioneer or his clerk shall have the right to bid on behalf of the vendor, or to withdraw the goods from sale.
• The auctioneer accepts no liability for any failure or delay on placing bids or any errors contained in bids placed via the online bidding service. By choosing to use our online bidding service you agree that you are doing so entirely at your own risk.
• The auctioneer accept no liability for delay, disruption or interruption of auction activity in the event of, but not limited to, technical problems, power cuts, electrical failure, fire, flooding and other acts of human error.
• The auctioneer reserves the right to modify the Date or Start Time of Beginning of Auction at its discretion

i am pretty new to Art auctions on reflection I felt the counter bids were pretty constant as in a set response to my bids until the guide price was exceeded - dare I say script or Bot anyone have a similar feeling?