INDEPENDENT AUDITORS' CONSENT We consent to the use in this Registration Statement of Zebu on Form S-1 of our report dated February 29, 2000 on the consolidated financial statements of Zebu and our report dated February 29, 2000 on the financial statements of SelectTech, both reports appearing in the Prospectus, which is part of this Registration statement . We also consent to the reference to us under the heading "Experts" in such Prospectus. /s/ DELOITTE & TOUCHE LLP San Francisco, California February 29, 2000